Submission #818685

# Submission time Handle Problem Language Result Execution time Memory
818685 2023-08-10T06:19:31 Z vjudge1 Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
409 ms 152832 KB
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
const ll MAXN = 3e3 + 5;

ll h, w;
string a [MAXN];
ll sat [MAXN][MAXN];
ll nol [MAXN][MAXN];

int main(){
    cin >> h >> w;
    for(ll i = 1; i <= h; i++){
        cin >> a[i];
    }
    for(ll i = 1; i <= h; i++){
        for(ll j = w-1; j >= 0; j--){
            nol[i][j] = nol[i][j+1];
            if(a[i][j] == 'O'){
                nol[i][j]++;
            }
        }
    }
    for(ll j = 0; j < w; j++){
        for(ll i = h; i >= 1; i--){
            sat[i][j] = sat[i+1][j];
            if(a[i][j] == 'I'){
                sat[i][j]++;
            }
        }
    }
    ll ans = 0;
    for(ll i = 1; i <= h; i++){
        for(ll j = 0; j < w; j++){
            if(a[i][j] == 'J'){
                ans += sat[i][j] * nol[i][j];
            }
        }
    }
    cout << ans << endl;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 1284 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1364 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 1 ms 1236 KB Output is correct
11 Correct 1 ms 1364 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 1284 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1364 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 1 ms 1236 KB Output is correct
11 Correct 1 ms 1364 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
14 Correct 8 ms 7636 KB Output is correct
15 Correct 3 ms 3796 KB Output is correct
16 Correct 4 ms 4724 KB Output is correct
17 Correct 0 ms 468 KB Output is correct
18 Correct 10 ms 8788 KB Output is correct
19 Correct 8 ms 8404 KB Output is correct
20 Correct 8 ms 8660 KB Output is correct
21 Correct 10 ms 8788 KB Output is correct
22 Correct 8 ms 8348 KB Output is correct
23 Correct 8 ms 8660 KB Output is correct
24 Correct 11 ms 8752 KB Output is correct
25 Correct 8 ms 8404 KB Output is correct
26 Correct 9 ms 8660 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 1284 KB Output is correct
6 Correct 1 ms 1236 KB Output is correct
7 Correct 1 ms 1236 KB Output is correct
8 Correct 1 ms 1364 KB Output is correct
9 Correct 1 ms 1236 KB Output is correct
10 Correct 1 ms 1236 KB Output is correct
11 Correct 1 ms 1364 KB Output is correct
12 Correct 1 ms 1236 KB Output is correct
13 Correct 1 ms 1236 KB Output is correct
14 Correct 8 ms 7636 KB Output is correct
15 Correct 3 ms 3796 KB Output is correct
16 Correct 4 ms 4724 KB Output is correct
17 Correct 0 ms 468 KB Output is correct
18 Correct 10 ms 8788 KB Output is correct
19 Correct 8 ms 8404 KB Output is correct
20 Correct 8 ms 8660 KB Output is correct
21 Correct 10 ms 8788 KB Output is correct
22 Correct 8 ms 8348 KB Output is correct
23 Correct 8 ms 8660 KB Output is correct
24 Correct 11 ms 8752 KB Output is correct
25 Correct 8 ms 8404 KB Output is correct
26 Correct 9 ms 8660 KB Output is correct
27 Correct 384 ms 152832 KB Output is correct
28 Correct 10 ms 19540 KB Output is correct
29 Correct 17 ms 13556 KB Output is correct
30 Correct 1 ms 852 KB Output is correct
31 Correct 286 ms 127428 KB Output is correct
32 Correct 363 ms 152780 KB Output is correct
33 Correct 369 ms 152332 KB Output is correct
34 Correct 377 ms 147652 KB Output is correct
35 Correct 367 ms 152748 KB Output is correct
36 Correct 403 ms 152264 KB Output is correct
37 Correct 409 ms 152736 KB Output is correct
38 Correct 274 ms 126884 KB Output is correct
39 Correct 258 ms 126864 KB Output is correct