#include "bits/stdc++.h"
using namespace std;
#define int long long
int32_t main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL); cout.tie(NULL);
int h,w;
cin>>h>>w;
char g[h+5][w+5];
for(int i=1; i<=h; i++){
for(int j=1; j<=w; j++){
cin>>g[i][j];
}
}
int so[h+5][w+5], si[h+5][w+5];
memset(so,0,sizeof(so)); memset(si,0,sizeof(si));
//Orb: sec is higher; Ingot: fst is higher
for(int i=1; i<=h; i++){
for(int j=w; j>=1; j--){
so[i][j] = so[i][j+1];
if(g[i][j]=='O') so[i][j]++;
}
}
for(int i=h; i>=1; i--){
for(int j=1; j<=w; j++){
si[i][j]=si[i+1][j];
if(g[i][j]=='I') si[i][j]++;
}
}
int an=0;
for(int i=1; i<=h; i++){
for(int j=1; j<=w; j++){
if(g[i][j]=='J') an += (so[i][j]*si[i][j]);
}
}
cout<<an;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
492 KB |
Output is correct |
| 6 |
Correct |
1 ms |
492 KB |
Output is correct |
| 7 |
Correct |
1 ms |
492 KB |
Output is correct |
| 8 |
Correct |
1 ms |
492 KB |
Output is correct |
| 9 |
Correct |
1 ms |
492 KB |
Output is correct |
| 10 |
Correct |
1 ms |
492 KB |
Output is correct |
| 11 |
Correct |
1 ms |
492 KB |
Output is correct |
| 12 |
Correct |
1 ms |
492 KB |
Output is correct |
| 13 |
Correct |
1 ms |
492 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
492 KB |
Output is correct |
| 6 |
Correct |
1 ms |
492 KB |
Output is correct |
| 7 |
Correct |
1 ms |
492 KB |
Output is correct |
| 8 |
Correct |
1 ms |
492 KB |
Output is correct |
| 9 |
Correct |
1 ms |
492 KB |
Output is correct |
| 10 |
Correct |
1 ms |
492 KB |
Output is correct |
| 11 |
Correct |
1 ms |
492 KB |
Output is correct |
| 12 |
Correct |
1 ms |
492 KB |
Output is correct |
| 13 |
Correct |
1 ms |
492 KB |
Output is correct |
| 14 |
Correct |
8 ms |
3564 KB |
Output is correct |
| 15 |
Correct |
1 ms |
492 KB |
Output is correct |
| 16 |
Correct |
4 ms |
2540 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
10 ms |
4588 KB |
Output is correct |
| 19 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 20 |
Correct |
8 ms |
4460 KB |
Output is correct |
| 21 |
Correct |
10 ms |
4588 KB |
Output is correct |
| 22 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 23 |
Correct |
7 ms |
4460 KB |
Output is correct |
| 24 |
Correct |
10 ms |
4716 KB |
Output is correct |
| 25 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 26 |
Correct |
7 ms |
4460 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
492 KB |
Output is correct |
| 6 |
Correct |
1 ms |
492 KB |
Output is correct |
| 7 |
Correct |
1 ms |
492 KB |
Output is correct |
| 8 |
Correct |
1 ms |
492 KB |
Output is correct |
| 9 |
Correct |
1 ms |
492 KB |
Output is correct |
| 10 |
Correct |
1 ms |
492 KB |
Output is correct |
| 11 |
Correct |
1 ms |
492 KB |
Output is correct |
| 12 |
Correct |
1 ms |
492 KB |
Output is correct |
| 13 |
Correct |
1 ms |
492 KB |
Output is correct |
| 14 |
Correct |
8 ms |
3564 KB |
Output is correct |
| 15 |
Correct |
1 ms |
492 KB |
Output is correct |
| 16 |
Correct |
4 ms |
2540 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
10 ms |
4588 KB |
Output is correct |
| 19 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 20 |
Correct |
8 ms |
4460 KB |
Output is correct |
| 21 |
Correct |
10 ms |
4588 KB |
Output is correct |
| 22 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 23 |
Correct |
7 ms |
4460 KB |
Output is correct |
| 24 |
Correct |
10 ms |
4716 KB |
Output is correct |
| 25 |
Correct |
8 ms |
4332 KB |
Output is correct |
| 26 |
Correct |
7 ms |
4460 KB |
Output is correct |
| 27 |
Correct |
307 ms |
142316 KB |
Output is correct |
| 28 |
Correct |
1 ms |
1004 KB |
Output is correct |
| 29 |
Correct |
19 ms |
11500 KB |
Output is correct |
| 30 |
Correct |
2 ms |
876 KB |
Output is correct |
| 31 |
Correct |
229 ms |
104812 KB |
Output is correct |
| 32 |
Correct |
259 ms |
149740 KB |
Output is correct |
| 33 |
Correct |
256 ms |
150124 KB |
Output is correct |
| 34 |
Correct |
265 ms |
121592 KB |
Output is correct |
| 35 |
Correct |
260 ms |
149868 KB |
Output is correct |
| 36 |
Correct |
249 ms |
150228 KB |
Output is correct |
| 37 |
Correct |
329 ms |
150764 KB |
Output is correct |
| 38 |
Correct |
178 ms |
104044 KB |
Output is correct |
| 39 |
Correct |
179 ms |
104556 KB |
Output is correct |
