Submission #390701

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
390701	2021-04-16T15:37:00 Z	wildturtle	Bitaro the Brave (JOI19_ho_t1)	C++14	100 / 100	623 ms	185600 KB

joi2019_ho_t1

#include<bits/stdc++.h>
#define ll long long
using namespace std;
ll a,b,c,d,i,e,f,g,n,m,k,l,ans;
ll A[5003][5003],B[5003][5003];
string s[5003];
int main() {
    cin>>n>>m;
    for(ll i=1;i<=n;i++) {
        cin>>s[i];
        a=0;
        for(ll j=m-1;j>=0;j--) {
            if(s[i][j]=='O') { a++; }
            A[i][j]=a;
        }
    }
    for(ll i=0;i<m;i++) {
        a=0;
        for(ll j=n;j>=1;j--) {
            if(s[j][i]=='I') a++;
            B[j][i]=a;
        }
    }
    for(ll i=1;i<=n;i++) {
        for(ll j=0;j<m;j++) {
            if(s[i][j]=='J') { ans+=A[i][j]*B[i][j]; }
        }
    }
    cout<<ans;
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	460 KB	Output is correct
2	Correct	1 ms	460 KB	Output is correct
3	Correct	1 ms	460 KB	Output is correct
4	Correct	1 ms	460 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	1 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	1 ms	1356 KB	Output is correct
9	Correct	1 ms	1356 KB	Output is correct
10	Correct	1 ms	1356 KB	Output is correct
11	Correct	2 ms	1356 KB	Output is correct
12	Correct	1 ms	1356 KB	Output is correct
13	Correct	1 ms	1356 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	460 KB	Output is correct
2	Correct	1 ms	460 KB	Output is correct
3	Correct	1 ms	460 KB	Output is correct
4	Correct	1 ms	460 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	1 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	1 ms	1356 KB	Output is correct
9	Correct	1 ms	1356 KB	Output is correct
10	Correct	1 ms	1356 KB	Output is correct
11	Correct	2 ms	1356 KB	Output is correct
12	Correct	1 ms	1356 KB	Output is correct
13	Correct	1 ms	1356 KB	Output is correct
14	Correct	12 ms	7896 KB	Output is correct
15	Correct	3 ms	3916 KB	Output is correct
16	Correct	7 ms	4940 KB	Output is correct
17	Correct	1 ms	588 KB	Output is correct
18	Correct	16 ms	9164 KB	Output is correct
19	Correct	12 ms	8652 KB	Output is correct
20	Correct	11 ms	8908 KB	Output is correct
21	Correct	14 ms	9164 KB	Output is correct
22	Correct	12 ms	8744 KB	Output is correct
23	Correct	11 ms	8908 KB	Output is correct
24	Correct	14 ms	9164 KB	Output is correct
25	Correct	12 ms	8680 KB	Output is correct
26	Correct	11 ms	8908 KB	Output is correct

Subtask #3

50.0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	460 KB	Output is correct
2	Correct	1 ms	460 KB	Output is correct
3	Correct	1 ms	460 KB	Output is correct
4	Correct	1 ms	460 KB	Output is correct
5	Correct	2 ms	1356 KB	Output is correct
6	Correct	1 ms	1356 KB	Output is correct
7	Correct	1 ms	1356 KB	Output is correct
8	Correct	1 ms	1356 KB	Output is correct
9	Correct	1 ms	1356 KB	Output is correct
10	Correct	1 ms	1356 KB	Output is correct
11	Correct	2 ms	1356 KB	Output is correct
12	Correct	1 ms	1356 KB	Output is correct
13	Correct	1 ms	1356 KB	Output is correct
14	Correct	12 ms	7896 KB	Output is correct
15	Correct	3 ms	3916 KB	Output is correct
16	Correct	7 ms	4940 KB	Output is correct
17	Correct	1 ms	588 KB	Output is correct
18	Correct	16 ms	9164 KB	Output is correct
19	Correct	12 ms	8652 KB	Output is correct
20	Correct	11 ms	8908 KB	Output is correct
21	Correct	14 ms	9164 KB	Output is correct
22	Correct	12 ms	8744 KB	Output is correct
23	Correct	11 ms	8908 KB	Output is correct
24	Correct	14 ms	9164 KB	Output is correct
25	Correct	12 ms	8680 KB	Output is correct
26	Correct	11 ms	8908 KB	Output is correct
27	Correct	582 ms	177212 KB	Output is correct
28	Correct	11 ms	19788 KB	Output is correct
29	Correct	26 ms	14296 KB	Output is correct
30	Correct	2 ms	844 KB	Output is correct
31	Correct	430 ms	133900 KB	Output is correct
32	Correct	572 ms	184696 KB	Output is correct
33	Correct	553 ms	184956 KB	Output is correct
34	Correct	518 ms	155376 KB	Output is correct
35	Correct	563 ms	184624 KB	Output is correct
36	Correct	548 ms	184872 KB	Output is correct
37	Correct	623 ms	185600 KB	Output is correct
38	Correct	405 ms	133232 KB	Output is correct
39	Correct	379 ms	133548 KB	Output is correct