Run ID:149283
提交时间:2026-03-08 19:11:45
#include <iostream> using namespace std; int a[50][50]; int main() { int n,m; cin>>m>>n; for (int i=1;i<=n;i++) { for(int j=1;j<=n;j++) { cin>>a[i][j]; } } for (int i=1;i<=n;i++) { for (int j=1;j<n;j++) { if((j+m)%n==0) { int t=a[i][j]; a[i][j]=a[i][n]; a[i][n]=t; } else { int t=a[i][j]; a[i][j]=a[i][(j+m)%n]; a[i][(j+m)%n]=t; } } } for(int i=1;i<=n;i++) { for(int j=1;j<=n;j++) { cout<<a[i][j]<<" "; } cout<<endl; } return 0; }