結果
問題 | No.2692 How Many Times Reached? |
ユーザー |
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提出日時 | 2024-03-22 21:30:26 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,915 bytes |
コンパイル時間 | 3,883 ms |
コンパイル使用メモリ | 252,532 KB |
最終ジャッジ日時 | 2025-02-20 11:13:59 |
ジャッジサーバーID (参考情報) |
judge4 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 WA * 1 |
other | AC * 37 WA * 6 |
ソースコード
#include<bits/stdc++.h>#include<atcoder/all>using namespace std;using int64 = long long;const int64 infll = (1LL << 62) - 1;const int inf = (1 << 30) - 1;struct IoSetup {IoSetup() {cin.tie(nullptr);ios::sync_with_stdio(false);cout << fixed << setprecision(10);cerr << fixed << setprecision(10);}} iosetup;template< typename T1, typename T2 >ostream &operator<<(ostream &os, const pair< T1, T2 >& p) {os << p.first << " " << p.second;return os;}template< typename T1, typename T2 >istream &operator>>(istream &is, pair< T1, T2 > &p) {is >> p.first >> p.second;return is;}template< typename T >ostream &operator<<(ostream &os, const vector< T > &v) {for(int i = 0; i < (int) v.size(); i++) {os << v[i] << (i + 1 != v.size() ? " " : "");}return os;}template< typename T >istream &operator>>(istream &is, vector< T > &v) {for(T &in : v) is >> in;return is;}template< typename T1, typename T2 >inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }template< typename T1, typename T2 >inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); }template< typename T = int64 >vector< T > make_v(size_t a) {return vector< T >(a);}template< typename T, typename... Ts >auto make_v(size_t a, Ts... ts) {return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));}template< typename T, typename V >typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {t = v;}template< typename T, typename V >typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {for(auto &e : t) fill_v(e, v);}template< typename F >struct FixPoint : F {explicit FixPoint(F &&f) : F(forward< F >(f)) {}template< typename... Args >decltype(auto) operator()(Args &&... args) const {return F::operator()(*this, forward< Args >(args)...);}};template< typename F >inline decltype(auto) MFP(F &&f) {return FixPoint<F>{forward<F>(f)};}int main() {int N;cin >> N;vector< string > S(N);cin >> S;auto check = [&](int y, int x) {bool f = false;for(int i = 0; i < N; i++) {if(S[i][x] != 'A') f = true;}if(not f) return true;f = false;for(int i = 0; i < N; i++) {if(S[y][i] != 'A') f = true;}if(not f) return true;if(y == x) {f = false;for(int i = 0; i < N; i++) {if(S[i][i] != 'A') f = true;}if(not f) return true;}if(y == N - x - 1) {f = false;for(int i = 0; i < N; i++) {if(S[i][N - i - 1] != 'A') f = true;}if(not f) return true;}return false;};int ret = 0;for(int i = 0; i < N; i++) {for(int j = 0; j < N; j++) {if(S[i][j] == '.') {S[i][j] = 'A';ret += check(i, j);S[i][j] = '.';}}}cout << ret << endl;}