제출 #469524

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
469524		Karabasan	Lozinke (COCI17_lozinke)	C++17	100 / 100	399 ms	16600 KiB

lozinke

#include <bits/stdc++.h>
#define N 20005
using namespace std;
map<string,int> mp;
string s[N];
void solve(){
    int n;
    cin >> n;
    int ans = 0;
    for(int i=0;i<n;i++){
        cin >> s[i];
        mp[s[i]]++;
    }
    for(int i=0;i<n;i++){
        set<string> st;
        for(int j=0;j<s[i].size();j++){
            string tmp = "";
            for(int c = j;c<s[i].size();c++){
                tmp += s[i][c];
                st.insert(tmp);
            }
        }
        for(auto u:st){
            ans += mp[u];
        }
    }
    cout << ans-n;
}
int main()
{
    solve();

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

lozinke.cpp: In function 'void solve()':
lozinke.cpp:16:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |         for(int j=0;j<s[i].size();j++){
      |                     ~^~~~~~~~~~~~
lozinke.cpp:18:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |             for(int c = j;c<s[i].size();c++){
      |                           ~^~~~~~~~~~~~

• Subtask 1: 100 / 100