Submission #1077355

#	Time	Username	Problem	Language	Result	Execution time	Memory
1077355		komasan	Lozinke (COCI17_lozinke)	C++14	0 / 100	1089 ms	1056 KiB

lozinke

#include <bits/stdc++.h>
using namespace std;

const int N = 2e4 + 5;

string a[N];

bool check(string &x, string &y){
	int l = 0, r = 0;
	int n = x.size(), m = y.size();
	while (l < n && r < m){
		if (x[l] == y[r]){
			l++;
			r++;
		}
		else r++;
	}
	return l == n;
}

signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);


	int n; cin >> n;
	for (int i = 1; i <= n; i++) cin >> a[i];

	int ans = 0;
	for (int i = 1; i <= n; i++)
		for (int j = 1; j <= n; j++)
			if (i != j) ans += check(a[j], a[i]);

	cout << ans;

	return 0;
}

• Subtask 1: 0 / 100