Submission #813226

#TimeUsernameProblemLanguageResultExecution timeMemory
813226MosesRail (IOI14_rail)C++14
Compilation error
0 ms0 KiB
/* _ _ _ __ __ _____ /\ | | /\ | | | | | \/ |/ ____| / \ | |__ ___ / \ | |__ __| | ___ | \ / | | / /\ \ | '_ \ / _ \ / /\ \ | '_ \ / _` |/ _ \| |\/| | | / ____ \| |_) | (_) / ____ \| |_) | (_| | (_) | | | | |____ /_/ \_\_.__/ \___/_/ \_\_.__/ \__,_|\___/|_| |_|\_____| */ // build command: // g++ -std=gnu++17 -O3 -DDEBUG -g -fsanitize=signed-integer-overflow -fsanitize=bounds-strict -fsanitize=address -fsanitize=integer-divide-by-zero -fsanitize=float-divide-by-zero -fsanitize=pointer-overflow -fsanitize=shift-exponent -fsplit-stack -Wshadow -Wall -fconcepts -Wno-unused-result // REMEMBER: // BS, Offline, Persistent SegTree, SQRT, Treap, MaxFlow, FFT, Matrices #include "rail.h" #include <bits/stdc++.h> using namespace std; #pragma GCC optimize("O3,unroll-loops") // DEBUG STUFF template<typename A, typename B> ostream& operator<<(ostream &os, const pair<A, B> &p) { return os << '(' << p.first << ", " << p.second << ')'; } template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; } void dbg_out() { cerr << endl; } template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cerr << ' ' << H; dbg_out(T...); } #ifdef DEBUG #define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__) #else #define dbg(...) #endif #define F first #define S second #define pb push_back #define all(x) (x).begin(), (x).end() #define sz(x) ((int)(x).size()) typedef long long ll; typedef long double ld; typedef pair<int,int> pii; typedef pair<ll,ll> pll; // RANDOM NUMBER GENERATOR mt19937 RNG(chrono::steady_clock::now().time_since_epoch().count()); #define SHUF(v) shuffle(all(v), RNG); // Use mt19937_64 for 64 bit random numbers. int getrand(int l,int r) { return uniform_int_distribution<int>(l, r)(RNG); } const ld eps = 1e-9; const int mod = 1e9 + 7; const int oo = 1e9 + 7; const ll lloo = 1e18 + 7; const int N = 1e6 + 7; void findLocation(int n, int first, int location[], int stype[]) { location[0] = first; stype[0] = 1; pii mn = {oo,-1}; for(int i = 1 ; i < n ; i++) { mn = min({getDistance(0,i),i},mn); } for(int i = 1 ; i < n ; i++) { int x = getDistance(0,i); int y = getDistance(i,mn.S); if (y == x) { location[i] = first-x; stype[i] = 1; } else { location[i] = first+x; stype[i] = 2; } } return; }

Compilation message (stderr)

rail.cpp: In function 'void findLocation(int, int, int*, int*)':
rail.cpp:68:35: error: no match for 'operator=' (operand types are 'pii' {aka 'std::pair<int, int>'} and 'int')
   68 |   mn = min({getDistance(0,i),i},mn);
      |                                   ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from rail.cpp:17:
/usr/include/c++/10/bits/stl_pair.h:390:7: note: candidate: 'std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type) [with _T1 = int; _T2 = int; typename std::conditional<std::__and_<std::is_copy_assignable<_T1>, std::is_copy_assignable<_T2> >::value, const std::pair<_T1, _T2>&, const std::__nonesuch&>::type = const std::pair<int, int>&]'
  390 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:393:41: note:   no known conversion for argument 1 from 'int' to 'std::conditional<true, const std::pair<int, int>&, const std::__nonesuch&>::type' {aka 'const std::pair<int, int>&'}
  390 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~    
  391 |   __and_<is_copy_assignable<_T1>,
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~        
  392 |          is_copy_assignable<_T2>>::value,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  393 |   const pair&, const __nonesuch&>::type __p)
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_pair.h:401:7: note: candidate: 'std::pair<_T1, _T2>& std::pair<_T1, _T2>::operator=(typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type) [with _T1 = int; _T2 = int; typename std::conditional<std::__and_<std::is_move_assignable<_Tp>, std::is_move_assignable<_T2> >::value, std::pair<_T1, _T2>&&, std::__nonesuch&&>::type = std::pair<int, int>&&]'
  401 |       operator=(typename conditional<
      |       ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:404:31: note:   no known conversion for argument 1 from 'int' to 'std::conditional<true, std::pair<int, int>&&, std::__nonesuch&&>::type' {aka 'std::pair<int, int>&&'}
  401 |       operator=(typename conditional<
      |                 ~~~~~~~~~~~~~~~~~~~~~
  402 |   __and_<is_move_assignable<_T1>,
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  403 |          is_move_assignable<_T2>>::value,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  404 |   pair&&, __nonesuch&&>::type __p)
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_pair.h:418:2: note: candidate: 'template<class _U1, class _U2> typename std::enable_if<std::__and_<std::is_assignable<_T1&, const _U1&>, std::is_assignable<_T2&, const _U2&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(const std::pair<_U1, _U2>&) [with _U1 = _U1; _U2 = _U2; _T1 = int; _T2 = int]'
  418 |  operator=(const pair<_U1, _U2>& __p)
      |  ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:418:2: note:   template argument deduction/substitution failed:
rail.cpp:68:35: note:   mismatched types 'const std::pair<_T1, _T2>' and 'int'
   68 |   mn = min({getDistance(0,i),i},mn);
      |                                   ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from rail.cpp:17:
/usr/include/c++/10/bits/stl_pair.h:430:2: note: candidate: 'template<class _U1, class _U2> typename std::enable_if<std::__and_<std::is_assignable<_T1&, _U1&&>, std::is_assignable<_T2&, _U2&&> >::value, std::pair<_T1, _T2>&>::type std::pair<_T1, _T2>::operator=(std::pair<_U1, _U2>&&) [with _U1 = _U1; _U2 = _U2; _T1 = int; _T2 = int]'
  430 |  operator=(pair<_U1, _U2>&& __p)
      |  ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:430:2: note:   template argument deduction/substitution failed:
rail.cpp:68:35: note:   mismatched types 'std::pair<_T1, _T2>' and 'int'
   68 |   mn = min({getDistance(0,i),i},mn);
      |                                   ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:71,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from rail.cpp:17:
/usr/include/c++/10/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_comp_iter<_Compare>::operator()(_Iterator1, _Iterator2) [with _Iterator1 = const int*; _Iterator2 = const int*; _Compare = std::pair<int, int>]':
/usr/include/c++/10/bits/stl_algo.h:5636:12:   required from 'constexpr _ForwardIterator std::__min_element(_ForwardIterator, _ForwardIterator, _Compare) [with _ForwardIterator = const int*; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::pair<int, int> >]'
/usr/include/c++/10/bits/stl_algo.h:5687:43:   required from 'constexpr _FIter std::min_element(_FIter, _FIter, _Compare) [with _FIter = const int*; _Compare = std::pair<int, int>]'
/usr/include/c++/10/bits/stl_algo.h:3475:31:   required from 'constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare) [with _Tp = int; _Compare = std::pair<int, int>]'
rail.cpp:68:35:   required from here
/usr/include/c++/10/bits/predefined_ops.h:156:30: error: no match for call to '(std::pair<int, int>) (const int&, const int&)'
  156 |         { return bool(_M_comp(*__it1, *__it2)); }
      |                       ~~~~~~~^~~~~~~~~~~~~~~~