#include<stdio.h> main() { int n,i,j,k,a[11][11]={0},t; scanf("%d",&n); for (i=0;i<n;i++) for (j=0;j<n;j++) scanf("%d",&a[i][j]); for (i=0;i<n;i++) //列数 for (j=0;j<n;j++) //行数 { for (k=j;k<n;k++) //j列元素进行比较 if (a[j][i]>a[k][i]) { t=a[j][i];a[j][i]=a[k][i];a[k][i]=t; } } for (i=0;i<n;i++) { for (j=0;j<n;j++) printf("%3d",a[i][j]); putchar('\n'); } }