#include<iostream> using namespace std; int main(){ int a[100][100]; int n,m,sum=0; cin>>n>>m; //输入 //1 for(int i=1;i<=n;i++){ for(int j=1;j<=m;j++){ cin>>a[i][j]; } } //1 for(int i=1;i<=n;i++){ for(int j=1;j<=m;j++){ for(int j=1;j<=m;j++){ if(i==m){ cout<<a[n][j]<<" "; }else if(i==n){ cout<<a[m][j]<<" "; }else{ cout<<a[i][j]<<" "; } } } } return 0; }