# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1125820 | Mikael639 | Election (BOI18_election) | C++20 | Compilation error | 0 ms | 0 KiB |
#include <bits/stdc++.h>
#define fi first
#define se second
#define For(i, a, b) for (int i = (a); i <= (b); ++i)
#define ForD(i, a, b) for (int i = (a); i >= (b); --i)
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define repD(i, n) for (int i = (n) - 1; i >= 0; --i)
#define coutE(x) {cout << x << '\n'; return;}
#define pb push_back
#define pf push_front
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
#define bs binary_search
#define ub upper_bound
#define lb lower_bound
#define endl '\n'
#define db long double
#define ll long long
#define ii pair<int, int>
#define vi vector<int>
#define vii vector<ii>
using namespace std;
void file(string s){
if (s.empty()) return;
freopen((s + ".inp").c_str(), "r", stdin);
freopen((s + ".out").c_str(), "w", stdout);
}
template <class X, class Y>
bool minimize(X &x, Y y){
if (x > y){
x = y;
return 1;
}
return 0;
}
template <class X, class Y>
bool maximize(X &x, Y y){
if (x < y){
x = y;
return 1;
}
return 0;
}
mt19937_64 rng(time(0));
const int N = 1e6 + 5;
const int MOD = 1e9 + 7; //998244353;
const int INF = 1e9;
const long long LINF = 1e18;
const int dx[] = {1, 0, 0, -1};
const int dy[] = {0, 1, -1, 0};
int n, q, a[N];
char s[N];
struct Segment_Tree{
struct Node{
int pre, suf, sum;
} st[4 * N];
Node Merge(Node a, Node b){
Node c;
c.pre = max(a.pre, a.sum + b.pre);
c.suf = max(b.suf, b.sum + a.suf);
c.sum = a.sum + b.sum;
return c;
}
void build(int id, int l, int r){
if (l == r){
st[id] = {max(a[l], 0), max(a[l], 0), a[l]};
return;
}
int mid = (l + r) >> 1;
build(id << 1, l, mid);
build(id << 1 | 1, mid + 1, r);
st[id] = Merge(st[id << 1], st[id << 1 | 1]);
}
Node get(int id, int l, int r, int u, int v){
if (v < l || r < u) return {0, 0, 0};
if (u <= l && r <= v) return st[id];
int mid = (l + r) >> 1;
return Merge(get(id << 1, l, mid, u, v), get(id << 1 | 1, mid + 1, r, u, v));
}
} ST;
void solve(){
cin >> n;
cin >> (s + 1);
For(i, 1, n) a[i] = (s[i] == 'C') ? -1 : 1;
ST.build(1, 1, n);
cin >> q;
while (q--){
int l, r; cin >> l >> r;
Segment_Tree::Node x = ST.get(1, 1, n, l, r);
cout << max(x.pre, x.suf) << endl;
}
}
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
file("");
int T = 1;
//cin >> T;
while (T--) solve();
return 0;
}
Compilation message (stderr)
election.cpp: In function 'void solve()': election.cpp:110:13: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'char*') 110 | cin >> (s + 1); | ~~~ ^~ ~~~~~~~ | | | | | char* | std::istream {aka std::basic_istream<char>} In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:168:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 168 | operator>>(bool& __n) | ^~~~~~~~ /usr/include/c++/11/istream:168:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: cannot bind non-const lvalue reference of type 'bool&' to a value of type 'char*' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:172:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match) 172 | operator>>(short& __n); | ^~~~~~~~ /usr/include/c++/11/istream:172:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'short int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(short int)(((char*)(& s)) + 1)' to 'short int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:175:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 175 | operator>>(unsigned short& __n) | ^~~~~~~~ /usr/include/c++/11/istream:175:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'short unsigned int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(short unsigned int)(((char*)(& s)) + 1)' to 'short unsigned int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:179:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match) 179 | operator>>(int& __n); | ^~~~~~~~ /usr/include/c++/11/istream:179:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(int)(((char*)(& s)) + 1)' to 'int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:182:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 182 | operator>>(unsigned int& __n) | ^~~~~~~~ /usr/include/c++/11/istream:182:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'unsigned int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(unsigned int)(((char*)(& s)) + 1)' to 'unsigned int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:186:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 186 | operator>>(long& __n) | ^~~~~~~~ /usr/include/c++/11/istream:186:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'long int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(long int)(((char*)(& s)) + 1)' to 'long int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:190:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 190 | operator>>(unsigned long& __n) | ^~~~~~~~ /usr/include/c++/11/istream:190:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'long unsigned int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(long unsigned int)(((char*)(& s)) + 1)' to 'long unsigned int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:195:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 195 | operator>>(long long& __n) | ^~~~~~~~ /usr/include/c++/11/istream:195:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'long long int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(long long int)(((char*)(& s)) + 1)' to 'long long int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 199 | operator>>(unsigned long long& __n) | ^~~~~~~~ /usr/include/c++/11/istream:199:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: invalid conversion from 'char*' to 'long long unsigned int' [-fpermissive] 110 | cin >> (s + 1); | ~~~^~~~ | | | char* election.cpp:110:19: error: cannot bind rvalue '(long long unsigned int)(((char*)(& s)) + 1)' to 'long long unsigned int&' In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:235:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match) 235 | operator>>(void*& __p) | ^~~~~~~~ /usr/include/c++/11/istream:235:7: note: conversion of argument 1 would be ill-formed: election.cpp:110:19: error: cannot bind non-const lvalue reference of type 'void*&' to an rvalue of type 'void*' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:120:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__istream_type& (*)(std::basic_istream<_CharT, _Traits>::__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' 120 | operator>>(__istream_type& (*__pf)(__istream_type&)) | ^~~~~~~~ /usr/include/c++/11/istream:120:36: note: no known conversion for argument 1 from 'char*' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'} 120 | operator>>(__istream_type& (*__pf)(__istream_type&)) | ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/istream:124:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__ios_type& (*)(std::basic_istream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>; std::basic_istream<_CharT, _Traits>::__ios_type = std::basic_ios<char>]' 124 | operator>>(__ios_type& (*__pf)(__ios_type&)) | ^~~~~~~~ /usr/include/c++/11/istream:124:32: note: no known conversion for argument 1 from 'char*' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'} 124 | operator>>(__ios_type& (*__pf)(__ios_type&)) | ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~ /usr/include/c++/11/istream:131:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' 131 | operator>>(ios_base& (*__pf)(ios_base&)) | ^~~~~~~~ /usr/include/c++/11/istream:131:30: note: no known conversion for argument 1 from 'char*' to 'std::ios_base& (*)(std::ios_base&)' 131 | operator>>(ios_base& (*__pf)(ios_base&)) | ~~~~~~~~~~~~^~~~~~~~~~~~~~~~ /usr/include/c++/11/istream:214:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' 214 | operator>>(float& __f) | ^~~~~~~~ /usr/include/c++/11/istream:214:25: note: no known conversion for argument 1 from 'char*' to 'float&' 214 | operator>>(float& __f) | ~~~~~~~^~~ /usr/include/c++/11/istream:218:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' 218 | operator>>(double& __f) | ^~~~~~~~ /usr/include/c++/11/istream:218:26: note: no known conversion for argument 1 from 'char*' to 'double&' 218 | operator>>(double& __f) | ~~~~~~~~^~~ /usr/include/c++/11/istream:222:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' 222 | operator>>(long double& __f) | ^~~~~~~~ /usr/include/c++/11/istream:222:31: note: no known conversion for argument 1 from 'char*' to 'long double&' 222 | operator>>(long double& __f) | ~~~~~~~~~~~~~^~~ /usr/include/c++/11/istream:259:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]' 259 | operator>>(__streambuf_type* __sb); | ^~~~~~~~ /usr/include/c++/11/istream:259:36: note: no known conversion for argument 1 from 'char*' to 'std::basic_istream<char>::__streambuf_type*' {aka 'std::basic_streambuf<char>*'} 259 | operator>>(__streambuf_type* __sb); | ~~~~~~~~~~~~~~~~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:45, from election.cpp:1: /usr/include/c++/11/cstddef:132:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(std::byte, _IntegerType)' 132 | operator>>(byte __b, _IntegerType __shift) noexcept | ^~~~~~~~ /usr/include/c++/11/cstddef:132:5: note: template argument deduction/substitution failed: election.cpp:110:9: note: cannot convert 'std::cin' (type 'std::istream' {aka 'std::basic_istream<char>'}) to type 'std::byte' 110 | cin >> (s + 1); | ^~~ In file included from /usr/include/c++/11/string:56, from /usr/include/c++/11/bits/locale_classes.h:40, from /usr/include/c++/11/bits/ios_base.h:41, from /usr/include/c++/11/ios:42, from /usr/include/c++/11/istream:38, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/bits/basic_string.tcc:1485:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)' 1485 | operator>>(basic_istream<_CharT, _Traits>& __in, | ^~~~~~~~ /usr/include/c++/11/bits/basic_string.tcc:1485:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/istream:1016, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/bits/istream.tcc:958:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT&)' 958 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c) | ^~~~~~~~ /usr/include/c++/11/bits/istream.tcc:958:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: deduced conflicting types for parameter '_CharT' ('char' and 'char*') 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:756:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char&)' 756 | operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c) | ^~~~~~~~ /usr/include/c++/11/istream:756:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'unsigned char&' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:761:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char&)' 761 | operator>>(basic_istream<char, _Traits>& __in, signed char& __c) | ^~~~~~~~ /usr/include/c++/11/istream:761:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'signed char&' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:859:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Num> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, _CharT (&)[_Num])' 859 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT (&__s)[_Num]) | ^~~~~~~~ /usr/include/c++/11/istream:859:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types '_CharT [_Num]' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:868:5: note: candidate: 'template<class _Traits, long unsigned int _Num> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, unsigned char (&)[_Num])' 868 | operator>>(basic_istream<char, _Traits>& __in, unsigned char (&__s)[_Num]) | ^~~~~~~~ /usr/include/c++/11/istream:868:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'unsigned char [_Num]' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:873:5: note: candidate: 'template<class _Traits, long unsigned int _Num> std::basic_istream<char, _Traits>& std::operator>>(std::basic_istream<char, _Traits>&, signed char (&)[_Num])' 873 | operator>>(basic_istream<char, _Traits>& __in, signed char (&__s)[_Num]) | ^~~~~~~~ /usr/include/c++/11/istream:873:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'signed char [_Num]' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/istream:1006:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)' 1006 | operator>>(_Istream&& __is, _Tp&& __x) | ^~~~~~~~ /usr/include/c++/11/istream:1006:5: note: template argument deduction/substitution failed: /usr/include/c++/11/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_istream<char>&; _Tp = char*]': election.cpp:110:15: required from here /usr/include/c++/11/istream:1006:5: error: template constraint failure for 'template<class _Is, class _Tp> requires (__derived_from_ios_base<_Is>) && requires(_Is& __is, _Tp&& __t) {__is >> (forward<_Tp>)(__t);} using __rvalue_stream_extraction_t = _Is&&' /usr/include/c++/11/istream:1006:5: note: constraints not satisfied In file included from /usr/include/c++/11/istream:39, from /usr/include/c++/11/sstream:38, from /usr/include/c++/11/complex:45, from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/ostream: In substitution of 'template<class _Is, class _Tp> requires (__derived_from_ios_base<_Is>) && requires(_Is& __is, _Tp&& __t) {__is >> (forward<_Tp>)(__t);} using __rvalue_stream_extraction_t = _Is&& [with _Is = std::basic_istream<char>&; _Tp = char*]': /usr/include/c++/11/istream:1006:5: required by substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_istream<char>&; _Tp = char*]' election.cpp:110:15: required from here /usr/include/c++/11/ostream:717:13: required for the satisfaction of '__derived_from_ios_base<_Is>' [with _Is = std::basic_istream<char, std::char_traits<char> >&] /usr/include/c++/11/ostream:717:39: note: the expression 'is_class_v<_Tp> [with _Tp = std::basic_istream<char, std::char_traits<char> >&]' evaluated to 'false' 717 | concept __derived_from_ios_base = is_class_v<_Tp> | ^~~~~~~~~~~~~~~ In file included from /usr/include/c++/11/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54, from election.cpp:1: /usr/include/c++/11/complex:501:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::complex<_Tp>&)' 501 | operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x) | ^~~~~~~~ /usr/include/c++/11/complex:501:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::complex<_Tp>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:66, from election.cpp:1: /usr/include/c++/11/bitset:1472:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::bitset<_Nb>&)' 1472 | operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x) | ^~~~~~~~ /usr/include/c++/11/bitset:1472:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::bitset<_Nb>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:71:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Resetiosflags)' 71 | operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:71:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::_Resetiosflags' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:101:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setiosflags)' 101 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:101:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::_Setiosflags' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:132:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setbase)' 132 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setbase __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:132:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::_Setbase' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:170:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setfill<_CharT>)' 170 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setfill<_CharT> __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:170:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::_Setfill<_CharT>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:200:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setprecision)' 200 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setprecision __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:200:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::_Setprecision' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:230:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Setw)' 230 | operator>>(basic_istream<_CharT, _Traits>& __is, _Setw __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:230:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::_Setw' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:264:5: note: candidate: 'template<class _CharT, class _Traits, class _MoneyT> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Get_money<_MoneyT>)' 264 | operator>>(basic_istream<_CharT, _Traits>& __is, _Get_money<_MoneyT> __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:264:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::_Get_money<_MoneyT>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:72, from election.cpp:1: /usr/include/c++/11/iomanip:418:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::_Get_time<_CharT>)' 418 | operator>>(basic_istream<_CharT, _Traits>& __is, _Get_time<_CharT> __f) | ^~~~~~~~ /usr/include/c++/11/iomanip:418:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::_Get_time<_CharT>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/bits/valarray_after.h:414:5: note: candidate: 'template<class _Dom1, class _Dom2> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__shift_right, typename _Dom1::value_type>::result_type> std::operator>>(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)' 414 | _DEFINE_EXPR_BINARY_OPERATOR(>>, struct std::__shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:414:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/bits/valarray_after.h:414:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__shift_right, typename _Dom1::value_type>::result_type> std::operator>>(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)' 414 | _DEFINE_EXPR_BINARY_OPERATOR(>>, struct std::__shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:414:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/bits/valarray_after.h:414:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__shift_right, typename _Dom1::value_type>::result_type> std::operator>>(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)' 414 | _DEFINE_EXPR_BINARY_OPERATOR(>>, struct std::__shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:414:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/bits/valarray_after.h:414:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__shift_right, typename _Dom1::value_type>::result_type> std::operator>>(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)' 414 | _DEFINE_EXPR_BINARY_OPERATOR(>>, struct std::__shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:414:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/valarray:603, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/bits/valarray_after.h:414:5: note: candidate: 'template<class _Dom> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__shift_right, typename _Dom1::value_type>::result_type> std::operator>>(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)' 414 | _DEFINE_EXPR_BINARY_OPERATOR(>>, struct std::__shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/bits/valarray_after.h:414:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/valarray:1195:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__shift_right, _Tp>::result_type> std::operator>>(const std::valarray<_Tp>&, const std::valarray<_Tp>&)' 1195 | _DEFINE_BINARY_OPERATOR(>>, __shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1195:1: note: template argument deduction/substitution failed: election.cpp:110:22: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::valarray<_Tp>' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/valarray:1195:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__shift_right, _Tp>::result_type> std::operator>>(const std::valarray<_Tp>&, const typename std::valarray<_Tp>::value_type&)' 1195 | _DEFINE_BINARY_OPERATOR(>>, __shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1195:1: note: template argument deduction/substitution failed: election.cpp:110:22: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::valarray<_Tp>' 110 | cin >> (s + 1); | ^ In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95, from election.cpp:1: /usr/include/c++/11/valarray:1195:1: note: candidate: 'template<class _Tp> std::_Expr<std::__detail::_BinClos<std::__shift_right, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__shift_right, _Tp>::result_type> std::operator>>(const typename std::valarray<_Tp>::value_type&, const std::valarray<_Tp>&)' 1195 | _DEFINE_BINARY_OPERATOR(>>, __shift_right) | ^~~~~~~~~~~~~~~~~~~~~~~ /usr/include/c++/11/valarray:1195:1: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'const std::valarray<_Tp>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:921:5: note: candidate: 'template<class _IntType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::uniform_int_distribution<_IntType>&)' 921 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:921:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::uniform_int_distribution<_IntType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:982:5: note: candidate: 'template<class _RealType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::uniform_real_distribution<_IntType>&)' 982 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:982:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::uniform_real_distribution<_IntType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:2167:5: note: candidate: 'template<class _RealType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::cauchy_distribution<_RealType>&)' 2167 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:2167:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::cauchy_distribution<_RealType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:49, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.h:3722:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::bernoulli_distribution&)' 3722 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.h:3722:5: note: template argument deduction/substitution failed: election.cpp:110:19: note: cannot convert '(((char*)(& s)) + 1)' (type 'char*') to type 'std::bernoulli_distribution&' 110 | cin >> (s + 1); | ~~~^~~~ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:1124:5: note: candidate: 'template<class _IntType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::geometric_distribution<_IntType>&)' 1124 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:1124:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::geometric_distribution<_IntType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:1775:5: note: candidate: 'template<class _RealType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::exponential_distribution<_RealType>&)' 1775 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:1775:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::exponential_distribution<_RealType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:2561:5: note: candidate: 'template<class _RealType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::weibull_distribution<_RealType>&)' 2561 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:2561:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::weibull_distribution<_RealType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:2635:5: note: candidate: 'template<class _RealType, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::extreme_value_distribution<_RealType>&)' 2635 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:2635:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::extreme_value_distribution<_RealType>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:175:5: note: candidate: 'template<class _UIntType, _UIntType __a, _UIntType __c, _UIntType __m, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::linear_congruential_engine<_UIntType, __a, __c, __m>&)' 175 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:175:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::linear_congruential_engine<_UIntType, __a, __c, __m>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:501:5: note: candidate: 'template<class _UIntType1, long unsigned int __w1, long unsigned int __n1, long unsigned int __m1, long unsigned int __r1, _UIntType1 __a1, long unsigned int __u1, _UIntType1 __d1, long unsigned int __s1, _UIntType1 __b1, long unsigned int __t1, _UIntType1 __c1, long unsigned int __l1, _UIntType1 __f1, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>&)' 501 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:501:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::mersenne_twister_engine<_UIntType, __w, __n, __m, __r, __a, __u, __d, __s, __b, __t, __c, __l, __f>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:652:5: note: candidate: 'template<class _UIntType, long unsigned int __w, long unsigned int __s, long unsigned int __r, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::subtract_with_carry_engine<_UIntType, __w, __s, __r>&)' 652 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:652:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::subtract_with_carry_engine<_UIntType, __w, __s, __r>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:718:5: note: candidate: 'template<class _RandomNumberEngine, long unsigned int __p, long unsigned int __r, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::discard_block_engine<_RandomNumberEngine, __p, __r>&)' 718 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:718:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::discard_block_engine<_RandomNumberEngine, __p, __r>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:881:5: note: candidate: 'template<class _RandomNumberEngine, long unsigned int __k, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&, std::shuffle_order_engine<_RandomNumberEngine, __k>&)' 881 | operator>>(std::basic_istream<_CharT, _Traits>& __is, | ^~~~~~~~ /usr/include/c++/11/bits/random.tcc:881:5: note: template argument deduction/substitution failed: election.cpp:110:22: note: mismatched types 'std::shuffle_order_engine<_RandomNumberEngine, __k>' and 'char*' 110 | cin >> (s + 1); | ^ In file included from /usr/include/c++/11/random:51, from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:108, from election.cpp:1: /usr/include/c++/11/bits/random.tcc:1239:5: note: candidate: 'template<class _IntType, class _CharT, class _Tr