| # | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1151294 | 2025-02-16 13:58:36 | AmirMakaM | Game (IOI14_game) | C++20 | Compilation error | 0 ms | 0 KiB |
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#include <bits/stdc++.h>
#include "game.h"
using namespace std;
#define ull unsigned long long
#define ll long long
#define ld long double
#define pb push_back
#define f first
#define s second
#define sz(x) (int)x.size()
#define all(x) x.begin(),x.end()
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define pdd pair<double,double>
#define mp make_pair
#define AmirMakaM ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
// solve it
const ull SEED = chrono::steady_clock::now().time_since_epoch().count();
mt19937_64 mrand(SEED);
ull rnd(ull x = ~(0ull)) {return mrand() % x;}
const ll MOD = 998244353;
const ll INF = 1e16+20;
const int inf = 1e9 + 7;
const ll N = 3e5+1;
const ll M = 2e3+1;
const double pi = 2*acos(0.0);
const int dx[] = {1,-1,0,0}, dy[] = {0,0,1,-1};
int n, p[1500], sz[1500];
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Compilation message (stderr)
game.cpp: In function 'int hasEdge(int, int)':
game.cpp:40:16: error: no matching function for call to 'get(int&)'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:223:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_OIter1, _OIter2> >::type& std::get(std::pair<_OIter1, _OIter2>&)'
223 | get(pair<_Tp1, _Tp2>& __in) noexcept
| ^~~
/usr/include/c++/11/utility:223:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_OIter1, _OIter2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:228:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_OIter1, _OIter2> >::type&& std::get(std::pair<_OIter1, _OIter2>&&)'
228 | get(pair<_Tp1, _Tp2>&& __in) noexcept
| ^~~
/usr/include/c++/11/utility:228:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_OIter1, _OIter2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:233:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_OIter1, _OIter2> >::type& std::get(const std::pair<_OIter1, _OIter2>&)'
233 | get(const pair<_Tp1, _Tp2>& __in) noexcept
| ^~~
/usr/include/c++/11/utility:233:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_OIter1, _OIter2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:238:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_OIter1, _OIter2> >::type&& std::get(const std::pair<_OIter1, _OIter2>&&)'
238 | get(const pair<_Tp1, _Tp2>&& __in) noexcept
| ^~~
/usr/include/c++/11/utility:238:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_OIter1, _OIter2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:247:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)'
247 | get(pair<_Tp, _Up>& __p) noexcept
| ^~~
/usr/include/c++/11/utility:247:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_T1, _T2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:252:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)'
252 | get(const pair<_Tp, _Up>& __p) noexcept
| ^~~
/usr/include/c++/11/utility:252:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:257:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_T1, _T2>&&)'
257 | get(pair<_Tp, _Up>&& __p) noexcept
| ^~~
/usr/include/c++/11/utility:257:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_T1, _T2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:262:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp&& std::get(const std::pair<_T1, _T2>&&)'
262 | get(const pair<_Tp, _Up>&& __p) noexcept
| ^~~
/usr/include/c++/11/utility:262:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:267:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_Up, _Tp>&)'
267 | get(pair<_Up, _Tp>& __p) noexcept
| ^~~
/usr/include/c++/11/utility:267:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_Up, _Tp>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:272:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_Up, _Tp>&)'
272 | get(const pair<_Up, _Tp>& __p) noexcept
| ^~~
/usr/include/c++/11/utility:272:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_Up, _Tp>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:277:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp&& std::get(std::pair<_Up, _Tp>&&)'
277 | get(pair<_Up, _Tp>&& __p) noexcept
| ^~~
/usr/include/c++/11/utility:277:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::pair<_Up, _Tp>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/utility:282:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp&& std::get(const std::pair<_Up, _Tp>&&)'
282 | get(const pair<_Up, _Tp>&& __p) noexcept
| ^~~
/usr/include/c++/11/utility:282:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::pair<_Up, _Tp>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/bits/ranges_algo.h:36,
from /usr/include/c++/11/algorithm:64,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/bits/ranges_util.h:381:5: note: candidate: 'template<long unsigned int _Num, class _It, class _Sent, std::ranges::subrange_kind _Kind> requires _Num < 2 constexpr auto std::ranges::get(std::ranges::subrange<_It, _Sent, _Kind>&&)'
381 | get(subrange<_It, _Sent, _Kind>&& __r)
| ^~~
/usr/include/c++/11/bits/ranges_util.h:381:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::ranges::subrange<_It, _Sent, _Kind>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/bits/ranges_algo.h:36,
from /usr/include/c++/11/algorithm:64,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/bits/ranges_util.h:370:5: note: candidate: 'template<long unsigned int _Num, class _It, class _Sent, std::ranges::subrange_kind _Kind> requires _Num < 2 constexpr auto std::ranges::get(const std::ranges::subrange<_It, _Sent, _Kind>&)'
370 | get(const subrange<_It, _Sent, _Kind>& __r)
| ^~~
/usr/include/c++/11/bits/ranges_util.h:370:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::ranges::subrange<_It, _Sent, _Kind>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/tuple:39,
from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/array:361:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp& std::get(std::array<_Tp, _Nm>&)'
361 | get(array<_Tp, _Nm>& __arr) noexcept
| ^~~
/usr/include/c++/11/array:361:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::array<_Tp, _Nm>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/tuple:39,
from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/array:369:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr _Tp&& std::get(std::array<_Tp, _Nm>&&)'
369 | get(array<_Tp, _Nm>&& __arr) noexcept
| ^~~
/usr/include/c++/11/array:369:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::array<_Tp, _Nm>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/tuple:39,
from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/array:377:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp& std::get(const std::array<_Tp, _Nm>&)'
377 | get(const array<_Tp, _Nm>& __arr) noexcept
| ^~~
/usr/include/c++/11/array:377:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::array<_Tp, _Nm>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/tuple:39,
from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/array:385:5: note: candidate: 'template<long unsigned int _Int, class _Tp, long unsigned int _Nm> constexpr const _Tp&& std::get(const std::array<_Tp, _Nm>&&)'
385 | get(const array<_Tp, _Nm>&& __arr) noexcept
| ^~~
/usr/include/c++/11/array:385:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::array<_Tp, _Nm>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1393:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >& std::get(std::tuple<_UTypes ...>&)'
1393 | get(tuple<_Elements...>& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1393:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1399:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >& std::get(const std::tuple<_UTypes ...>&)'
1399 | get(const tuple<_Elements...>& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1399:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1405:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >&& std::get(std::tuple<_UTypes ...>&&)'
1405 | get(tuple<_Elements...>&& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1405:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1414:5: note: candidate: 'template<long unsigned int __i, class ... _Elements> constexpr std::__tuple_element_t<__i, std::tuple<_UTypes ...> >&& std::get(const std::tuple<_UTypes ...>&&)'
1414 | get(const tuple<_Elements...>&& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1414:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1449:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::tuple<_UTypes ...>&)'
1449 | get(tuple<_Types...>& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1449:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1460:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::tuple<_UTypes ...>&&)'
1460 | get(tuple<_Types...>&& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1460:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1471:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::tuple<_UTypes ...>&)'
1471 | get(const tuple<_Types...>& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1471:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/c++/11/functional:54,
from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
from /usr/include/c++/11/algorithm:74,
from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
from game.cpp:1:
/usr/include/c++/11/tuple:1483:5: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp&& std::get(const std::tuple<_UTypes ...>&&)'
1483 | get(const tuple<_Types...>&& __t) noexcept
| ^~~
/usr/include/c++/11/tuple:1483:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::tuple<_UTypes ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1676:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >& std::get(std::variant<_Types ...>&)'
1676 | get(variant<_Types...>& __v)
| ^~~
/usr/include/c++/11/variant:1676:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1687:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >&& std::get(std::variant<_Types ...>&&)'
1687 | get(variant<_Types...>&& __v)
| ^~~
/usr/include/c++/11/variant:1687:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1698:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >& std::get(const std::variant<_Types ...>&)'
1698 | get(const variant<_Types...>& __v)
| ^~~
/usr/include/c++/11/variant:1698:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1709:5: note: candidate: 'template<long unsigned int _Np, class ... _Types> constexpr std::variant_alternative_t<_Np, std::variant<_Types ...> >&& std::get(const std::variant<_Types ...>&&)'
1709 | get(const variant<_Types...>&& __v)
| ^~~
/usr/include/c++/11/variant:1709:5: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1117:20: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp& std::get(std::variant<_Types ...>&)'
1117 | constexpr _Tp& get(variant<_Types...>& __v)
| ^~~
/usr/include/c++/11/variant:1117:20: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1126:21: note: candidate: 'template<class _Tp, class ... _Types> constexpr _Tp&& std::get(std::variant<_Types ...>&&)'
1126 | constexpr _Tp&& get(variant<_Types...>&& __v)
| ^~~
/usr/include/c++/11/variant:1126:21: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1136:26: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp& std::get(const std::variant<_Types ...>&)'
1136 | constexpr const _Tp& get(const variant<_Types...>& __v)
| ^~~
/usr/include/c++/11/variant:1136:26: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:133,
from game.cpp:1:
/usr/include/c++/11/variant:1145:27: note: candidate: 'template<class _Tp, class ... _Types> constexpr const _Tp&& std::get(const std::variant<_Types ...>&&)'
1145 | constexpr const _Tp&& get(const variant<_Types...>&& __v)
| ^~~
/usr/include/c++/11/variant:1145:27: note: template argument deduction/substitution failed:
game.cpp:40:16: note: mismatched types 'const std::variant<_Types ...>' and 'int'
40 | int x = get(a), y = get(b);
| ~~~^~~
game.cpp:41:11: error: 'y' was not declared in this scope
41 | if(x!=y && sz[x] + sz[y] == n) {
| ^
game.cpp:49:1: warning: control reaches end of non-void function [-Wreturn-type]
49 | }
| ^