제출 #1275528

#제출 시각아이디문제언어결과실행 시간메모리
1275528MisterReaperDango Maker (JOI18_dango_maker)C++20
13 / 100
1 ms648 KiB
// File dangomaker.cpp created on 02.10.2025 at 19:39:09 #include <bits/stdc++.h> using i64 = long long; #ifdef DEBUG #include "/home/ahmetalp/Desktop/Workplace/debug.h" #else #define debug(...) void(23) #endif int main() { std::ios::sync_with_stdio(false); std::cin.tie(nullptr); int N, M; std::cin >> N >> M; std::vector<std::string> A(N); for (int i = 0; i < N; ++i) { std::cin >> A[i]; } int ans = 0; std::vector<std::vector<int>> vis(N, std::vector<int>(M)); for (int s = 0; s < N + M; ++s) { for (int i = 0; i < N; ++i) { int j = s - i; if (i < 0 || j < 0 || j >= M) { continue; } if (j + 2 < M) { if (A[i][j] == 'R' && A[i][j + 1] == 'G' && A[i][j + 2] == 'W' && !vis[i][j] && !vis[i][j + 1] && !vis[i][j + 2]) { vis[i][j] = vis[i][j + 1] = vis[i][j + 2] = true; ans++; } } if (i + 2 < N) { if (A[i][j] == 'R' && A[i + 1][j] == 'G' && A[i + 2][j] == 'W' && !vis[i][j] && !vis[i + 1][j] && !vis[i + 2][j]) { vis[i][j] = vis[i + 1][j] = vis[i + 2][j] = true; ans++; } } } } #ifdef DEBUG for (int i = 0; i < N; ++i) { debug(vis[i]); } #endif std::cout << ans << '\n'; return 0; }
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