| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 43348 | nickyrio | Chessboard (IZhO18_chessboard) | C++14 | Compilation error | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#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, a) for (int i = 0; i < (a); ++i)
#define DEBUG(x) { cerr << #x << '=' << x << endl; }
#define Arr(a, l, r) { cerr << #a << " = {"; FOR(_, l, r) cerr << ' ' << a[_]; cerr << "}\n"; }
#define N 1001000
#define pp pair<int, int>
#define endl '\n'
#define IO ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL)
#define taskname ""
#define bit(S, i) (((S) >> (i)) & 1)
using namespace std;
long long n, k, x1[N], x2[N], y1[N], y2[N];
long long solve(int l, int color) {
long long ans = n * n / 2;
REP(i, k) {
if (color ^ ((x1[i] / l) % 2) == (y1[i] / l) % 2) ans--;
else ans++;
}
return ans;
}
int main() {
#ifdef NERO
freopen("test.inp","r",stdin);
freopen("test.out","w",stdout);
clock_t stime = clock();
#endif //NERO
IO;
cin >> n >> k;
long long ans = 1e9;
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
REP(i, k) x1[i]--,x2[i]--,y1[i]--,y2[i]--;
FOR(i, 1, sqrt(n)) if (n % i == 0) {
ans = min(ans, solve(i, 0));
ans = min(ans, solve(i, 1));
}
cout << ans;
#ifdef NERO
clock_t etime = clock();
cerr << "Execution time: " << (etime - stime) / CLOCKS_PER_SEC * 1000 << " ms.";
#endif // NERO
}
Compilation message (stderr)
chessboard.cpp:14:35: error: 'long long int y1 [1001000]' redeclared as different kind of symbol
long long n, k, x1[N], x2[N], y1[N], y2[N];
^
In file included from /usr/include/features.h:367:0,
from /usr/include/assert.h:35,
from /usr/include/c++/5/cassert:43,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:33,
from chessboard.cpp:1:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:251:1: note: previous declaration 'double y1(double)'
__MATHCALL (y1,, (_Mdouble_));
^
chessboard.cpp: In function 'long long int solve(int, int)':
chessboard.cpp:19:47: warning: pointer to a function used in arithmetic [-Wpointer-arith]
if (color ^ ((x1[i] / l) % 2) == (y1[i] / l) % 2) ans--;
^
chessboard.cpp:19:51: error: invalid operands of types 'double(double) throw ()' and 'int' to binary 'operator/'
if (color ^ ((x1[i] / l) % 2) == (y1[i] / l) % 2) ans--;
^
chessboard.cpp: In function 'int main()':
chessboard.cpp:33:35: warning: pointer to a function used in arithmetic [-Wpointer-arith]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:28: error: no match for 'operator>>' (operand types are 'std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}' and 'double(double) throw ()')
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>] <near match>
operator>>(__istream_type& (*__pf)(__istream_type&))
^
/usr/include/c++/5/istream:120:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&) {aka std::basic_istream<char>& (*)(std::basic_istream<char>&)}' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>] <near match>
operator>>(__ios_type& (*__pf)(__ios_type&))
^
/usr/include/c++/5/istream:124:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&) {aka std::basic_ios<char>& (*)(std::basic_ios<char>&)}' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>] <near match>
operator>>(ios_base& (*__pf)(ios_base&))
^
/usr/include/c++/5/istream:131:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'std::ios_base& (*)(std::ios_base&)' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(bool& __n)
^
/usr/include/c++/5/istream:168:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid initialization of non-const reference of type 'bool&' from an rvalue of type 'bool'
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(short& __n);
^
/usr/include/c++/5/istream:172:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'short int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(short int)((long int)(y1 + ((sizetype)i)))' to 'short int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(unsigned short& __n)
^
/usr/include/c++/5/istream:175:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'short unsigned int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(short unsigned int)((long int)(y1 + ((sizetype)i)))' to 'short unsigned int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(int& __n);
^
/usr/include/c++/5/istream:179:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(int)((long int)(y1 + ((sizetype)i)))' to 'int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(unsigned int& __n)
^
/usr/include/c++/5/istream:182:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'unsigned int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(unsigned int)((long int)(y1 + ((sizetype)i)))' to 'unsigned int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(long& __n)
^
/usr/include/c++/5/istream:186:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'long int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(long int)(y1 + ((sizetype)i))' to 'long int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(unsigned long& __n)
^
/usr/include/c++/5/istream:190:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'long unsigned int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(long unsigned int)(y1 + ((sizetype)i))' to 'long unsigned int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(long long& __n)
^
/usr/include/c++/5/istream:195:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'long long int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(long long int)(y1 + ((sizetype)i))' to 'long long int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(unsigned long long& __n)
^
/usr/include/c++/5/istream:199:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'long long unsigned int' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(long long unsigned int)(y1 + ((sizetype)i))' to 'long long unsigned int&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>
operator>>(void*& __p)
^
/usr/include/c++/5/istream:235:7: note: conversion of argument 1 would be ill-formed:
chessboard.cpp:33:35: error: invalid conversion from 'double (*)(double) throw ()' to 'void*' [-fpermissive]
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
chessboard.cpp:33:35: error: cannot bind rvalue '(((void*)y1) + ((sizetype)i))' to 'void*&'
In file included from /usr/include/c++/5/sstream:38:0,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/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>]
operator>>(float& __f)
^
/usr/include/c++/5/istream:214:7: note: no known conversion for argument 1 from 'double(double) throw ()' to 'float&'
/usr/include/c++/5/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>]
operator>>(double& __f)
^
/usr/include/c++/5/istream:218:7: note: no known conversion for argument 1 from 'double(double) throw ()' to 'double&'
/usr/include/c++/5/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>]
operator>>(long double& __f)
^
/usr/include/c++/5/istream:222:7: note: no known conversion for argument 1 from 'double(double) throw ()' to 'long double&'
/usr/include/c++/5/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>]
operator>>(__streambuf_type* __sb);
^
/usr/include/c++/5/istream:259:7: note: no known conversion for argument 1 from 'double(double) throw ()' to 'std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
In file included from /usr/include/c++/5/string:53:0,
from /usr/include/c++/5/bits/locale_classes.h:40,
from /usr/include/c++/5/bits/ios_base.h:41,
from /usr/include/c++/5/ios:42,
from /usr/include/c++/5/istream:38,
from /usr/include/c++/5/sstream:38,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from chessboard.cpp:1:
/usr/include/c++/5/bits/basic_string.tcc:1441:5: 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, _Alloc>&)
operator>>(basic_istream<_CharT, _Traits>& __in,
^
/usr/include/c++/5/bits/basic_string.tcc:1441:5: note: template argument deduction/substitution failed:
chessboard.cpp:33:35: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and 'double(double) throw ()'
REP(i, k) cin >> x1[i] >> y1[i] >> x2[i] >> y2[i];
^
In file included from /usr/include/c++/5/istream:934:0,
from /usr/include/c++/5/sstream:38,
from /usr/include/c++/5/complex:45,
from /usr/include/c++/5/ccomplex:38,
from /usr/include/x86_64-linux-gnu/c++/5/bits/stdc++.h:52,
from /var/