제출 #502574

#제출 시각아이디문제언어결과실행 시간메모리
502574lukxAedCards (LMIO19_korteles)C++14
16 / 100
1086 ms15848 KiB
#include <bits/stdc++.h>
using namespace std;
int N,rj;
string a,b;

string karte[456976];
int main()
{
    cin>>N;
    for(int i=0;i<N;i++)
    {
        cin>>a>>b;
        karte[i]=a+b;
    }
    for(int i=0;i<N;i++)
    {
        for(int j=i+1;j<N;j++)
        {
            string s=karte[i];
            string t=karte[j];

            if(s.substr(2,3)==t.substr(0,2))
                rj++;
            else if(s.substr(0,2)==t.substr(2,3))
                rj++;
            else if((s[1]+s[3])==(t[0]+t[2]))
                rj++;
            else if((s[0]+s[2])==(t[1]+t[3]))
                rj++;

        }
    }
    cout<<rj;
}
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