Discussion Detail

	#include<bits/stdc++.h>
  using namespace std;
  int main(){
	int a,b;
	cin>>a,b;
	int t;
	t=a;
	a=b;
	b=t;
	cout<<a<<' '<<b;
return 0;
}

MC2023 LV 5 @ 2026-2-3 10:39:38

极简交换：

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

🤣 1

交换a,b