Submission #944802

#	Time	Username	Problem	Language	Result	Execution time	Memory
944802		ezzzay	Bitaro the Brave (JOI19_ho_t1)	C++14	20 / 100	1054 ms	2760 KiB

joi2019_ho_t1

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
#define pb push_back
const int N=2e3+2;
char a[N][N];
signed main(){
    int n,m;
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            cin>>a[i][j];
        }
    }
    int cnt=0;
    for(int i=1;i<=n;i++){
        for(int k=i+1;k<=n;k++){
            for(int j=1;j<=m;j++){
                for(int l=j+1;l<=m;l++){
                    if(a[i][j]=='J' and a[i][l]=='O' and a[k][j]=='I')cnt++;
                }
            }
        }
    }
    cout<<cnt;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50