結果
問題 |
No.506 限られたジャパリまん
|
ユーザー |
![]() |
提出日時 | 2025-01-28 23:18:03 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 1,154 bytes |
コンパイル時間 | 2,127 ms |
コンパイル使用メモリ | 165,556 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2025-01-28 23:18:06 |
合計ジャッジ時間 | 3,026 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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ファイルパターン | 結果 |
---|---|
other | WA * 25 |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:45:21: warning: format ‘%lld’ expects argument of type ‘long long int’, but argument 2 has type ‘int’ [-Wformat=] 45 | printf ("%lld\n", ans); | ~~~^ ~~~ | | | | | int | long long int | %d main.cpp:20:17: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 20 | freopen ("kart.in", "r", stdin); freopen ("kart.out", "w", stdout); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:20:50: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 20 | freopen ("kart.in", "r", stdin); freopen ("kart.out", "w", stdout); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:21:15: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 21 | scanf ("%d%d%d%d", &n, &m, &k, &p); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
ソースコード
# include <bits/stdc++.h> using namespace std; typedef long long ll; // # define int long long # define lc u << 1 # define rc u << 1 | 1 # define fi first # define se second const int N = 55, mod = 1e9 + 7; int n, m, k, p; struct node { int x, y; string nm; } a[N]; int f[N][N]; signed main () { freopen ("kart.in", "r", stdin); freopen ("kart.out", "w", stdout); scanf ("%d%d%d%d", &n, &m, &k, &p); for (int i = 0; i < k; i ++ ) cin >> a[i].x >> a[i].y >> a[i].nm; int ans = 0; vector <int> res; for (int s = 0; s < (1 << k); s ++ ) { if (__builtin_popcount (s) != p) continue; memset (f, 0, sizeof f); vector <int> chs; for (int i = 0; i < k; i ++ ) { if (!(s >> i & 1)) f[a[i].x][a[i].y] = -1; else chs.push_back (i); } f[0][0] = 1; for (int i = 0; i <= n + 1; i ++ ) { for (int j = 0; j <= m + 1; j ++ ) { if (i >= 1 && f[i - 1][j] != -1) f[i][j] = (f[i][j] + f[i - 1][j]) % mod; if (j >= 1 && f[i][j - 1] != -1) f[i][j] = (f[i][j] + f[i][j - 1]) % mod; } } if (ans < f[n][m]) ans = f[n][m] % mod, res = chs; } printf ("%lld\n", ans); for (auto x : res) cout << a[x].nm << "\n"; return 0; }