Submission #1049592

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1049592	2024-08-09T00:55:26 Z	vjudge1	Bitaro the Brave (JOI19_ho_t1)	C++11	100 / 100	133 ms	151376 KB

joi2019_ho_t1

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define pb push_back
#define skdkdjfkv ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

void solve(){
    ll h, w;
    cin >> h >> w;
    string s[h+1];
    for(int i=1; i<=h; i++){
        cin >> s[i];
    }
    ll sufho[h+5][w+5], sufvi[w+5][h+5];
    for(int i=1; i<=h; i++){
        sufho[i][w+1]=0;
        for(int j=w; j>=1; j--){
            sufho[i][j]=sufho[i][j+1]+(s[i][j-1]=='O');
        }
    }
    for(int j=1; j<=w; j++){
        sufvi[j][h+1]=0;
        for(int i=h; i>=1; i--){
            sufvi[j][i]=sufvi[j][i+1]+(s[i][j-1]=='I');
        }
    }
    ll ans=0;
    for(int i=1; i<=h; i++){
        for(int j=1; j<=w; j++){
            if(s[i][j-1]=='J'){
                ans+=sufho[i][j+1]*sufvi[j][i+1];
            }
        }
    }
    cout << ans;
}

int main(){
    skdkdjfkv
    ll tc=1;
    //cin >> tc;
    while(tc--){
        solve();
    }
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	604 KB	Output is correct
6	Correct	0 ms	604 KB	Output is correct
7	Correct	0 ms	604 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	604 KB	Output is correct
11	Correct	0 ms	604 KB	Output is correct
12	Correct	0 ms	604 KB	Output is correct
13	Correct	0 ms	600 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	604 KB	Output is correct
6	Correct	0 ms	604 KB	Output is correct
7	Correct	0 ms	604 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	604 KB	Output is correct
11	Correct	0 ms	604 KB	Output is correct
12	Correct	0 ms	604 KB	Output is correct
13	Correct	0 ms	600 KB	Output is correct
14	Correct	3 ms	3732 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	2652 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	3 ms	4700 KB	Output is correct
19	Correct	3 ms	4444 KB	Output is correct
20	Correct	3 ms	4444 KB	Output is correct
21	Correct	4 ms	4700 KB	Output is correct
22	Correct	3 ms	4548 KB	Output is correct
23	Correct	3 ms	4440 KB	Output is correct
24	Correct	3 ms	4700 KB	Output is correct
25	Correct	3 ms	4444 KB	Output is correct
26	Correct	3 ms	4444 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	604 KB	Output is correct
6	Correct	0 ms	604 KB	Output is correct
7	Correct	0 ms	604 KB	Output is correct
8	Correct	0 ms	604 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	604 KB	Output is correct
11	Correct	0 ms	604 KB	Output is correct
12	Correct	0 ms	604 KB	Output is correct
13	Correct	0 ms	600 KB	Output is correct
14	Correct	3 ms	3732 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	1 ms	2652 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	3 ms	4700 KB	Output is correct
19	Correct	3 ms	4444 KB	Output is correct
20	Correct	3 ms	4444 KB	Output is correct
21	Correct	4 ms	4700 KB	Output is correct
22	Correct	3 ms	4548 KB	Output is correct
23	Correct	3 ms	4440 KB	Output is correct
24	Correct	3 ms	4700 KB	Output is correct
25	Correct	3 ms	4444 KB	Output is correct
26	Correct	3 ms	4444 KB	Output is correct
27	Correct	127 ms	142928 KB	Output is correct
28	Correct	1 ms	860 KB	Output is correct
29	Correct	7 ms	11328 KB	Output is correct
30	Correct	0 ms	860 KB	Output is correct
31	Correct	109 ms	105300 KB	Output is correct
32	Correct	111 ms	150356 KB	Output is correct
33	Correct	112 ms	151012 KB	Output is correct
34	Correct	107 ms	122100 KB	Output is correct
35	Correct	116 ms	150352 KB	Output is correct
36	Correct	132 ms	150868 KB	Output is correct
37	Correct	133 ms	151376 KB	Output is correct
38	Correct	70 ms	104532 KB	Output is correct
39	Correct	83 ms	104784 KB	Output is correct