제출 #1163052

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1163052		ilhan_arda	Lozinke (COCI17_lozinke)	C++20	100 / 100	261 ms	16644 KiB

lozinke

//~ #pragma GCC optimize("O3,unroll-loops")
//~ #pragma GCC target("avx,avx2,fma")
#include <bits/stdc++.h>
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define fi first
#define se second
#define pb push_back
#define endl "\n"
//~ #define int long long
using namespace std;

typedef long long ll;
typedef pair<int, int> ii;
typedef tuple<int, int, int> iii;
const int inf  = INT_MAX;
const int mod  = 1e9+7;

int n, ans;
string s[20005];
map<string, int> mp;
map<string, bool> vis;
int32_t main(){
	fast;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>s[i];
	}
	//~ sort(s+1, s+n+1, cmp());
	
	for(int i=1;i<=n;i++){
		vis.clear();
		for(int j=0;j<(int)s[i].size();j++){
			string temp = "";
			for(int k=j;k<(int)s[i].size();k++){
				temp+=s[i][k];
				if(vis[temp])continue;
				else vis[temp]=true;
				mp[temp]++;
			}
		}
	}
	for(int i=1;i<=n;i++){
		ans+=mp[s[i]]-1;
	}
	cout<<ans<<endl;
}






//https://usaco.org/current/current/index.php?page=viewproblem2&cpid=282 bunu coz

• Subtask 1: 100 / 100