#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
int mat[3005][3005];
int ingots[3005];
int orbs[3005];
int main(){
ios_base::sync_with_stdio(false);
cout.precision(10);
cout<<fixed;
int n, m;
cin >> n >> m;
for(int i=1; i<=n; i++){
string s;
cin >> s;
for(int j=1; j<=m; j++){
if(s[j-1] == 'J') mat[i][j] = 1;
else if(s[j-1] == 'O') mat[i][j] = 2;
else mat[i][j] = 3;
}
}
ll res = 0;
for(int i=n; i>=1; i--){
for(int j=m; j>=1; j--){
if(mat[i][j] == 2) orbs[i]++;
else if(mat[i][j] == 3) ingots[j]++;
else res += ingots[j] * orbs[i];
}
}
cout << res;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
3 ms |
760 KB |
Output is correct |
| 6 |
Correct |
2 ms |
760 KB |
Output is correct |
| 7 |
Correct |
2 ms |
760 KB |
Output is correct |
| 8 |
Correct |
2 ms |
760 KB |
Output is correct |
| 9 |
Correct |
3 ms |
760 KB |
Output is correct |
| 10 |
Correct |
2 ms |
760 KB |
Output is correct |
| 11 |
Correct |
3 ms |
760 KB |
Output is correct |
| 12 |
Correct |
3 ms |
760 KB |
Output is correct |
| 13 |
Correct |
3 ms |
760 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
3 ms |
760 KB |
Output is correct |
| 6 |
Correct |
2 ms |
760 KB |
Output is correct |
| 7 |
Correct |
2 ms |
760 KB |
Output is correct |
| 8 |
Correct |
2 ms |
760 KB |
Output is correct |
| 9 |
Correct |
3 ms |
760 KB |
Output is correct |
| 10 |
Correct |
2 ms |
760 KB |
Output is correct |
| 11 |
Correct |
3 ms |
760 KB |
Output is correct |
| 12 |
Correct |
3 ms |
760 KB |
Output is correct |
| 13 |
Correct |
3 ms |
760 KB |
Output is correct |
| 14 |
Correct |
7 ms |
3320 KB |
Output is correct |
| 15 |
Correct |
4 ms |
2040 KB |
Output is correct |
| 16 |
Correct |
4 ms |
2040 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 19 |
Correct |
6 ms |
3448 KB |
Output is correct |
| 20 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 21 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 22 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 23 |
Correct |
5 ms |
3448 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 25 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 26 |
Correct |
6 ms |
3576 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
3 ms |
760 KB |
Output is correct |
| 6 |
Correct |
2 ms |
760 KB |
Output is correct |
| 7 |
Correct |
2 ms |
760 KB |
Output is correct |
| 8 |
Correct |
2 ms |
760 KB |
Output is correct |
| 9 |
Correct |
3 ms |
760 KB |
Output is correct |
| 10 |
Correct |
2 ms |
760 KB |
Output is correct |
| 11 |
Correct |
3 ms |
760 KB |
Output is correct |
| 12 |
Correct |
3 ms |
760 KB |
Output is correct |
| 13 |
Correct |
3 ms |
760 KB |
Output is correct |
| 14 |
Correct |
7 ms |
3320 KB |
Output is correct |
| 15 |
Correct |
4 ms |
2040 KB |
Output is correct |
| 16 |
Correct |
4 ms |
2040 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 19 |
Correct |
6 ms |
3448 KB |
Output is correct |
| 20 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 21 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 22 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 23 |
Correct |
5 ms |
3448 KB |
Output is correct |
| 24 |
Correct |
8 ms |
3576 KB |
Output is correct |
| 25 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 26 |
Correct |
6 ms |
3576 KB |
Output is correct |
| 27 |
Correct |
146 ms |
44004 KB |
Output is correct |
| 28 |
Correct |
10 ms |
9848 KB |
Output is correct |
| 29 |
Correct |
9 ms |
4088 KB |
Output is correct |
| 30 |
Correct |
2 ms |
504 KB |
Output is correct |
| 31 |
Correct |
112 ms |
36052 KB |
Output is correct |
| 32 |
Correct |
76 ms |
44408 KB |
Output is correct |
| 33 |
Correct |
68 ms |
44408 KB |
Output is correct |
| 34 |
Correct |
129 ms |
41740 KB |
Output is correct |
| 35 |
Correct |
84 ms |
44368 KB |
Output is correct |
| 36 |
Correct |
67 ms |
44408 KB |
Output is correct |
| 37 |
Correct |
155 ms |
44544 KB |
Output is correct |
| 38 |
Correct |
56 ms |
35832 KB |
Output is correct |
| 39 |
Correct |
51 ms |
35704 KB |
Output is correct |
