제출 #661328

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
661328		Trisanu_Das	Lozinke (COCI17_lozinke)	C++17	100 / 100	174 ms	15996 KiB

lozinke

#include<bits/stdc++.h>
using namespace std;
 
int main(){
  	int n; cin >> n;
    string a[n];
    unordered_set<string> s;
    unordered_map<string, int> m;
  	for(int i = 0;i < n; i++){
  	  	cin >> a[i];
    	s.clear();
    	for(int j = 0;j < a[i].size(); j++){
      		string ss;
      		for(int k = j; k < a[i].size(); k++){
        		ss += a[i][k]; s.insert(ss);
      		}
    	}
        for(auto &x : s) m[x]++;
  	}
  	int ans = 0;
  	for(auto &x:a) ans += m[x];
  	cout << ans - n << '\n';
}

컴파일 시 표준 에러 (stderr) 메시지

lozinke.cpp: In function 'int main()':
lozinke.cpp:12:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |      for(int j = 0;j < a[i].size(); j++){
      |                    ~~^~~~~~~~~~~~~
lozinke.cpp:14:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |         for(int k = j; k < a[i].size(); k++){
      |                        ~~^~~~~~~~~~~~~

• Subtask 1: 100 / 100