- chenxueze's blog
矩阵交换行1
- 2024-12-25 18:25:59 @
#include<bits/stdc++.h>
using namespace std;
int main(){
string a[5],t;
getline(cin,a[0]);getline(cin,a[1]);getline(cin,a[2]);getline(cin,a[3]);getline(cin,a[4]);
int m,n;
cin>>m>>n;
t=a[m-1];a[m-1]=a[n-1];a[n-1]=t;
cout<<a[0]<<endl<<a[1]<<endl<<a[2]<<endl<<a[3]<<endl<<a[4];
return 0;
}