제출 #1078732

#제출 시각아이디문제언어결과실행 시간메모리
1078732khactrung1912Lozinke (COCI17_lozinke)C++14
0 / 100
1077 ms1192 KiB
#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; }
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