Submission #1027162

#	Time	Username	Problem	Language	Result	Execution time	Memory
1027162		vjudge1	Bitaro the Brave (JOI19_ho_t1)	C++17	0 / 100	0 ms	348 KiB

joi2019_ho_t1

#include <bits/stdc++.h>
#define ll long long
#define nikah ios_base::sync_with_stdio(0); cin.tie(0);
const ll maxn = 1e4+7;
using namespace std;

ll t,n,m;
char a[3007][3007];

int main () {
	nikah
	cin>>n>>m;
	for (ll i=1; i<=n; i++) {
		for (ll j=1; j<=m; j++) {
			cin>>a[i][j];
		}
	}
	ll ans = 0;
	for (ll i=1; i<=n; i++) {
		for (ll j=1; j<=m; j++) {
			if (a[i][j] != 'J') continue;
			for (ll k=1; k<=n; k++) {
				if (a[k][j] != 'I') continue;
				for (ll l=1; l<=m; l++) {
					if (a[i][j] == 'J' && a[i][l] == 'O'&& a[k][j] == 'I') ans++;
				}
			}
		}
	}
	cout<<ans<<endl;
}

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