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Submission #580751

# Submission time Handle Problem Language Result Execution time Memory
580751 2022-06-21T18:06:59 Z HeyYouNotYouYou Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
 735 ms 229300 KB 
#include <bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;
const int N = 3001,INF=1e12;
char arr[N][N];
int jew[N][N],ob[N][N],col[N][N];
int32_t main()
{
  //freopen("abc.in", "r", stdin);
  int h , w;
  cin >> h >> w;
  for(int i = 0 ; i < h  ; i ++){
    for(int j = 0 ; j < w; j ++){
      cin>>arr[i][j];
      if(arr[i][j]=='J')
        jew[i][j]++;
      else if(arr[i][j]=='O')
        ob[i][j]++;
      else if(arr[i][j]=='I')
        col[i][j]++;
      if(j) ob[i][j]+=ob[i][j-1];
      if(i) col[i][j]+=col[i-1][j];
    }
  }
  int ans=0;
  for(int i = 0; i < h ; i ++)
  {
    for(int j = 0 ; j < w ; j ++)
    {
      if(jew[i][j]){
        ans+=(ob[i][w-1]-ob[i][j])*(col[h-1][j]-col[i][j]);
      }
    }
  }
  cout<<ans<<endl;

}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 388 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 3 ms 2004 KB Output is correct
6 Correct 2 ms 1876 KB Output is correct
7 Correct 2 ms 1748 KB Output is correct
8 Correct 3 ms 2004 KB Output is correct
9 Correct 2 ms 2004 KB Output is correct
10 Correct 2 ms 1876 KB Output is correct
11 Correct 2 ms 2004 KB Output is correct
12 Correct 2 ms 1876 KB Output is correct
13 Correct 2 ms 1748 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 388 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 3 ms 2004 KB Output is correct
6 Correct 2 ms 1876 KB Output is correct
7 Correct 2 ms 1748 KB Output is correct
8 Correct 3 ms 2004 KB Output is correct
9 Correct 2 ms 2004 KB Output is correct
10 Correct 2 ms 1876 KB Output is correct
11 Correct 2 ms 2004 KB Output is correct
12 Correct 2 ms 1876 KB Output is correct
13 Correct 2 ms 1748 KB Output is correct
14 Correct 19 ms 12372 KB Output is correct
15 Correct 4 ms 6612 KB Output is correct
16 Correct 11 ms 6796 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 24 ms 13884 KB Output is correct
19 Correct 23 ms 12752 KB Output is correct
20 Correct 23 ms 12304 KB Output is correct
21 Correct 28 ms 13868 KB Output is correct
22 Correct 22 ms 13072 KB Output is correct
23 Correct 20 ms 12344 KB Output is correct
24 Correct 24 ms 13912 KB Output is correct
25 Correct 22 ms 12736 KB Output is correct
26 Correct 21 ms 12352 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 388 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 3 ms 2004 KB Output is correct
6 Correct 2 ms 1876 KB Output is correct
7 Correct 2 ms 1748 KB Output is correct
8 Correct 3 ms 2004 KB Output is correct
9 Correct 2 ms 2004 KB Output is correct
10 Correct 2 ms 1876 KB Output is correct
11 Correct 2 ms 2004 KB Output is correct
12 Correct 2 ms 1876 KB Output is correct
13 Correct 2 ms 1748 KB Output is correct
14 Correct 19 ms 12372 KB Output is correct
15 Correct 4 ms 6612 KB Output is correct
16 Correct 11 ms 6796 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 24 ms 13884 KB Output is correct
19 Correct 23 ms 12752 KB Output is correct
20 Correct 23 ms 12304 KB Output is correct
21 Correct 28 ms 13868 KB Output is correct
22 Correct 22 ms 13072 KB Output is correct
23 Correct 20 ms 12344 KB Output is correct
24 Correct 24 ms 13912 KB Output is correct
25 Correct 22 ms 12736 KB Output is correct
26 Correct 21 ms 12352 KB Output is correct
27 Correct 687 ms 228780 KB Output is correct
28 Correct 19 ms 35156 KB Output is correct
29 Correct 55 ms 16808 KB Output is correct
30 Correct 3 ms 960 KB Output is correct
31 Correct 498 ms 190000 KB Output is correct
32 Correct 654 ms 207004 KB Output is correct
33 Correct 618 ms 193612 KB Output is correct
34 Correct 586 ms 220268 KB Output is correct
35 Correct 635 ms 212668 KB Output is correct
36 Correct 602 ms 193800 KB Output is correct
37 Correct 735 ms 229300 KB Output is correct
38 Correct 429 ms 167124 KB Output is correct
39 Correct 432 ms 156904 KB Output is correct