| # | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 899406 | 2024-01-06T04:40:50 Z | Keys | Furniture (JOI20_furniture) | C++14 | Compilation error |
0 ms | 0 KB |
#include <bits/stdc++.h>
using namespace std;
#define int int64_t
typedef vector<int> vi;
typedef pair<int, int> pi;
typedef vector<pi> vpi;
#define mp make_pair
#define ar array
#define all(x) x.begin(), x.end()
#define pb push_back
#define endl '\n'
#define f first
#define s second
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define ROF(i, a, b) for (int i = a; i >= b; i--)
#define trav(i, a) for (auto& i : a)
template <class T> istream &operator>>(istream& in, vector<T> &v) {trav(i, v) in >> i; return in;}
#ifdef LOCAL
#include "../../lib/debug.h"
#else
#define dbg(...)
#endif
const int N = 1000 + 5;
int a[N][N]; // maintain whether we can reach end
int d[2 * N];
int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};
int n, m;
void upd(int x, int y) {
d[x + y]--;
a[x][y] = 1;
FOR(i, 0, 4) {
int nx = x + dx[i];
int ny = y + dy[i];
if (!(nx <= 0 or nx > n or ny <= 0 or ny > m) and !a[nx][ny] and
(a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
upd(nx, ny);
}
}
}
signed main() {
ios::sync_with_stdio(0); cin.tie(0);
cin >> n >> m;
FOR(i, 0, n + 2) FOR(j, 0, m + 2) a[i][j] = 1;
FOR(i, 1, n + 1) FOR(j, 1, m + 1) {
a[i][j] = 0;
d[i + j]++;
}
FOR(i, 1, n + 1) FOR(j, 1, m + 1) {
int x; cin >> x;
if (x) upd(i, j);
}
// FOR(i, 1, n + 1) {FOR(j, 1, m + 1) cout << a[i][j] << " "; cout << endl;}
int q; cin >> q; while (q--) {
int i, j; cin >> i >> j;
if (a[i][j] == 1) cout << 1 << endl;
else if (d[i + j] == 1) cout << 0 << endl;
else cout << 1 << endl, upd(i, j);
}
}
Compilation message
furniture.cpp: In function 'void upd(int64_t, int64_t)':
furniture.cpp:39:119: error: no match for 'operator!=' (operand types are 'std::pair<long int, long int>' and 'std::pair<long long int, long long int>')
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^~
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1064:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
1064 | operator!=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1064:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1144:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)'
1144 | operator!=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1144:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1237:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
1237 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1237:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1311:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
1311 | operator!=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1311:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1405:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
1405 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1405:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1479:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
1479 | operator!=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1479:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long long int, long long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:1579:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
1579 | operator!=(const sub_match<_Bi_iter>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1579:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/regex:62,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
from furniture.cpp:1:
/usr/include/c++/10/bits/regex.h:2126:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator!=(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)'
2126 | operator!=(const match_results<_Bi_iter, _Alloc>& __m1,
| ^~~~~~~~
/usr/include/c++/10/bits/regex.h:2126:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/iosfwd:40,
from /usr/include/c++/10/ios:38,
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 furniture.cpp:1:
/usr/include/c++/10/bits/postypes.h:227:5: note: candidate: 'template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
227 | operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/postypes.h:227:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::fpos<_StateT>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
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 furniture.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:496:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator!=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
496 | operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:496:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: deduced conflicting types for parameter '_T1' ('long int' and 'long long int')
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
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 furniture.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: candidate: 'template<class _Iterator> bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
372 | operator!=(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
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 furniture.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
410 | operator!=(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::reverse_iterator<_Iterator>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
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 furniture.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: candidate: 'template<class _IteratorL, class _IteratorR> bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
1444 | operator!=(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::move_iterator<_IteratorL>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
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 furniture.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: candidate: 'template<class _Iterator> bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
1501 | operator!=(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::move_iterator<_IteratorL>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/string:41,
from /usr/include/c++/10/bits/locale_classes.h:40,
from /usr/include/c++/10/bits/ios_base.h:41,
from /usr/include/c++/10/ios:42,
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 furniture.cpp:1:
/usr/include/c++/10/bits/allocator.h:213:5: note: candidate: 'template<class _T1, class _T2> bool std::operator!=(const std::allocator<_CharT>&, const std::allocator<_T2>&)'
213 | operator!=(const allocator<_T1>&, const allocator<_T2>&)
| ^~~~~~~~
/usr/include/c++/10/bits/allocator.h:213:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::allocator<_CharT>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/include/c++/10/string:55,
from /usr/include/c++/10/bits/locale_classes.h:40,
from /usr/include/c++/10/bits/ios_base.h:41,
from /usr/include/c++/10/ios:42,
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 furniture.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6229:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)'
6229 | operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6229:5: note: template argument deduction/substitution failed:
furniture.cpp:39:133: note: 'std::pair<long int, long int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
39 | (a[nx + 1][ny] and a[nx][ny + 1] and mp(nx, ny) != mp(n, m) or a[nx - 1][ny] and a[nx][ny - 1] and mp(nx, ny) != mp(1ll, 1ll))) {
| ^
In file included from /usr/in