王曙燕《c语言程序设计》习题6.10

# include "stdio.h"

# include "math.h"

# define N 4

int main(void)

{

  int d

,i,j,t,k,q=0;

  printf("请输入%d*%d阶矩阵：\n",N,N);

  for(i=0;i

   
for(j=0;j

     
scanf("%d",&d[i][j]);

  for(i=0;i

  {

   
k=d[0][i];

   
for(j=0;j

     
if(abs(k)

     
{

       
k=d[j][i];

       
q=j;

     
}

   
t=d[q][i];

   
d[q][i]=d[q][N-1-i];

   
d[q][N-1-i]=t;

  }

  printf("改变后的矩阵为：\n");

  for(i=0;i

  {

   
for(j=0;j

     
printf("%-6d",d[i][j]);

   
printf("\n");

  }

}