제출 #1350869

#제출 시각아이디문제언어결과실행 시간메모리
1350869mati_glA String Problem (EGOI25_stringproblem)C++20
0 / 100
0 ms356 KiB
#include <bits/stdc++.h>
using namespace std;
int main()
{
    int a;
    cin>>a;
    int f=0,h=0,b,c;
    unordered_map<int,int> m;
    for(int i=0;i<a;i++){
        cin>>b>>c;
        h=(c-b+(2*a))%(2*a);
        h=min(h,(2*a)-h);
        m[h]++;
    }

    for(auto & x : m){
        f = max(f, x.second);
    }
    cout<<a-f<<endl;
    for(int i=0;i<(a-f);i++){
       cout<<a<<" "<<b<<" "<<c<<endl;
    }
    return 0;
}
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