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Submission #450342

# Submission time Handle Problem Language Result Execution time Memory
450342 2021-08-02T15:08:09 Z JovanB Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
 170 ms 44424 KB 
#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;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 716 KB Output is correct
6 Correct 1 ms 716 KB Output is correct
7 Correct 1 ms 716 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 716 KB Output is correct
10 Correct 1 ms 716 KB Output is correct
11 Correct 1 ms 716 KB Output is correct
12 Correct 1 ms 716 KB Output is correct
13 Correct 1 ms 716 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 716 KB Output is correct
6 Correct 1 ms 716 KB Output is correct
7 Correct 1 ms 716 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 716 KB Output is correct
10 Correct 1 ms 716 KB Output is correct
11 Correct 1 ms 716 KB Output is correct
12 Correct 1 ms 716 KB Output is correct
13 Correct 1 ms 716 KB Output is correct
14 Correct 7 ms 3276 KB Output is correct
15 Correct 1 ms 1996 KB Output is correct
16 Correct 2 ms 1960 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 7 ms 3588 KB Output is correct
19 Correct 4 ms 3404 KB Output is correct
20 Correct 4 ms 3404 KB Output is correct
21 Correct 8 ms 3532 KB Output is correct
22 Correct 3 ms 3404 KB Output is correct
23 Correct 4 ms 3424 KB Output is correct
24 Correct 6 ms 3532 KB Output is correct
25 Correct 3 ms 3404 KB Output is correct
26 Correct 4 ms 3428 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 0 ms 324 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 716 KB Output is correct
6 Correct 1 ms 716 KB Output is correct
7 Correct 1 ms 716 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 716 KB Output is correct
10 Correct 1 ms 716 KB Output is correct
11 Correct 1 ms 716 KB Output is correct
12 Correct 1 ms 716 KB Output is correct
13 Correct 1 ms 716 KB Output is correct
14 Correct 7 ms 3276 KB Output is correct
15 Correct 1 ms 1996 KB Output is correct
16 Correct 2 ms 1960 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 7 ms 3588 KB Output is correct
19 Correct 4 ms 3404 KB Output is correct
20 Correct 4 ms 3404 KB Output is correct
21 Correct 8 ms 3532 KB Output is correct
22 Correct 3 ms 3404 KB Output is correct
23 Correct 4 ms 3424 KB Output is correct
24 Correct 6 ms 3532 KB Output is correct
25 Correct 3 ms 3404 KB Output is correct
26 Correct 4 ms 3428 KB Output is correct
27 Correct 166 ms 43888 KB Output is correct
28 Correct 5 ms 9676 KB Output is correct
29 Correct 5 ms 3916 KB Output is correct
30 Correct 1 ms 460 KB Output is correct
31 Correct 124 ms 35860 KB Output is correct
32 Correct 81 ms 44408 KB Output is correct
33 Correct 64 ms 44324 KB Output is correct
34 Correct 152 ms 41472 KB Output is correct
35 Correct 70 ms 44368 KB Output is correct
36 Correct 69 ms 44312 KB Output is correct
37 Correct 170 ms 44424 KB Output is correct
38 Correct 62 ms 35800 KB Output is correct
39 Correct 52 ms 35720 KB Output is correct