제출 #472774

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
472774		SaraMostafa	Lozinke (COCI17_lozinke)	C++14	100 / 100	273 ms	16400 KiB

lozinke

#include <bits/stdc++.h>
#include<unordered_map>
using namespace std;
#define ll long long
#define endl "\n"
#define Sara ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
const long long mod=998244353;
const double PI=acos(-1);
int main()
{
    //freopen("input.in","r",stdin);
    Sara
    int n;
    cin>>n;
    vector<string>v(n);
    map<string,ll>mp;
    for(int i=0; i<n; i++)
    {
        cin>>v[i];
        mp[v[i]]++;
    }
    ll cnt=0;

    for(int i=0; i<n; i++)
    {
            map<string,bool>vs;

        for(int k=0; k<v[i].size(); k++)
        {
            string c="";
            for(int j=k; j<v[i].size(); j++)
            {
                c+=v[i][j];
                if(mp[c]==0 || vs[c]) continue;
                else if(c==v[i])
               cnt+=(mp[c]-1);
               else cnt+=mp[c];
               vs[c]=1;
            }
        }
    }
    cout<<cnt<<endl;
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

lozinke.cpp: In function 'int main()':
lozinke.cpp:28:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |         for(int k=0; k<v[i].size(); k++)
      |                      ~^~~~~~~~~~~~
lozinke.cpp:31:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |             for(int j=k; j<v[i].size(); j++)
      |                          ~^~~~~~~~~~~~

• Subtask 1: 100 / 100