oj.uz

Submission #160526

# Submission time Handle Problem Language Result Execution time Memory
160526 2019-10-28T09:34:21 Z dantoh000 Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 552 ms 9720 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;
main(){
    int n,m;
    scanf("%lld%lld",&n,&m);
    char grid[n][m];
    for (int i = 0; i < n; i++){
        for (int j = 0; j < m; j++){
            scanf(" %c",&grid[i][j]);
        }
    }
    int ans = 0;
    int ct[m]; memset(ct,0,sizeof(ct));
    for (int i = n-1; i >= 0; i--){
        int ct2 = 0;
        for (int j = m-1; j >= 0; j--){
            if (grid[i][j] == 'O') ct2++;
            else if (grid[i][j] == 'I') ct[j]++;
            else ans += ct[j]*ct2;
        }
    }
    printf("%lld ",ans);
}

Compilation message

joi2019_ho_t1.cpp:4:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^
joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:6:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld%lld",&n,&m);
     ~~~~~^~~~~~~~~~~~~~~~~~
joi2019_ho_t1.cpp:10:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf(" %c",&grid[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~~~~

Subtask #1
20.0 / 20.0

# 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 7 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 380 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# 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 7 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 380 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 2 ms 252 KB Output is correct
16 Correct 9 ms 632 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 17 ms 888 KB Output is correct
19 Correct 16 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 18 ms 760 KB Output is correct
22 Correct 15 ms 760 KB Output is correct
23 Correct 17 ms 760 KB Output is correct
24 Correct 17 ms 760 KB Output is correct
25 Correct 15 ms 760 KB Output is correct
26 Correct 15 ms 760 KB Output is correct

Subtask #3
50.0 / 50.0

# 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 7 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 380 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 2 ms 252 KB Output is correct
16 Correct 9 ms 632 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 17 ms 888 KB Output is correct
19 Correct 16 ms 760 KB Output is correct
20 Correct 16 ms 760 KB Output is correct
21 Correct 18 ms 760 KB Output is correct
22 Correct 15 ms 760 KB Output is correct
23 Correct 17 ms 760 KB Output is correct
24 Correct 17 ms 760 KB Output is correct
25 Correct 15 ms 760 KB Output is correct
26 Correct 15 ms 760 KB Output is correct
27 Correct 532 ms 9720 KB Output is correct
28 Correct 3 ms 376 KB Output is correct
29 Correct 40 ms 1528 KB Output is correct
30 Correct 4 ms 376 KB Output is correct
31 Correct 410 ms 7408 KB Output is correct
32 Correct 521 ms 9696 KB Output is correct
33 Correct 495 ms 9608 KB Output is correct
34 Correct 456 ms 8056 KB Output is correct
35 Correct 510 ms 9420 KB Output is correct
36 Correct 495 ms 9456 KB Output is correct
37 Correct 552 ms 9364 KB Output is correct
38 Correct 345 ms 6648 KB Output is correct
39 Correct 350 ms 6480 KB Output is correct