Submission #110341

#TimeUsernameProblemLanguageResultExecution timeMemory
110341pamajBitaro the Brave (JOI19_ho_t1)C++14
0 / 100
2 ms384 KiB
#include <bits/stdc++.h> using namespace std; const int maxn = 3e3 + 10; int numO[maxn], numI[maxn]; int main() { char tab[maxn][maxn]; int H, W; cin >> H >> W; for(int i = 0; i < H; i++) { for(int j = 0; j < W; j++) { cin >> tab[i][j]; } } for(int i = 0; i < H - 1; i++) { for(int j = 1; j < W; j++) { if(tab[i][j] == 'O') numO[i]++; } } for(int i = 0; i < W - 1; i++) { for(int j = 1; j < H; j++) { if(tab[j][i] == 'I') numI[i]++; } } int cont = 0; for(int i = 0; i < H - 1; i++) { for(int j = 0; j < W - 1; j++) { if(tab[i][j] == 'J') cont += numO[i]*numI[j]; } } cout << cont << "\n"; }
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