c717. You can say that again! -- 板橋高中 Python 教學題 | From: [203.72.178.252] | 發表日期: 2020-11-05 17:34

#include <bits/stdc++.h>
using namespace std;
int main()
{
	string a;
	getline(cin,a);
	cout<<a<<" "<<a<<endl;
}