제출 #1152495

#제출 시각아이디문제언어결과실행 시간메모리
1152495s_sadullayevTracks in the Snow (BOI13_tracks)C++20
0 / 100
262 ms32824 KiB
#include <iostream> #include <vector> using namespace std; int main() { int H, W; cin >> H >> W; vector<string> meadow(H); for (int i = 0; i < H; ++i) { cin >> meadow[i]; } int count = 0; vector<vector<bool>> visited(H, vector<bool>(W, false)); for (int i = 0; i < H; ++i) { for (int j = 0; j < W; ++j) { if (meadow[i][j] == 'R' && !visited[i][j]) { count++; for (int x = i; x < H && meadow[x][j] == 'R'; ++x) { visited[x][j] = true; } } if (meadow[i][j] == 'F' && !visited[i][j]) { count++; for (int x = i; x < H && meadow[x][j] == 'F'; ++x) { visited[x][j] = true; } } } } cout << count << endl; return 0; }
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