[알고리즘] 백준 26574 - Copier (C++)

[문제 링크] : https://www.acmicpc.net/problem/26574

#include <iostream>
using namespace std;

int main(){
    int N, inp;
    cin >> N;

    for(int i=0; i<N; i++){
        cin >> inp;
        cout << inp << " " << inp << "\n";
    }

    return 0;
}