#include <stdio.h>
void main()
{
    int i,j;
    int f[9][11]={0,0,0,0,0,1,0,0,0,0,0,
                   0,0,0,0,16,0,2,0,0,0,0,
                   0,0,0,15,0,0,0,3,0,0,0,
                   0,0,14,0,0,0,0,0,4,0,0,
                   0,13,0,0,0,0,0,0,0,5,0,
                   0,0,12,0,0,0,0,0,6,0,0,
                   0,0,0,11,0,0,0,7,0,0,0,
                   0,0,0,0,10,0,8,0,0,0,0,
                   0,0,0,0,0,9,0,0,0,0,0
    };
    for (i=0;i<9;i++)//控制行数
    {
        printf(" ");
        for(j=0;j<11;j++)//控制列数
        {  if (f[i][j]==0)
              printf(" ");
           else
               printf("%d",f[i][j]);//把相应的数打印出来
        }
    }
    printf("\n");
}

#include <stdio.h>
 void main()
 {
     int i,j;
     int f[9][11]={0,0,0,0,0,0,1,0,0,0,0,
                    0,0,0,0,16,0,2,0,0,0,0,
                    0,0,0,15,0,0,0,3,0,0,0,
                    0,0,14,0,0,0,0,0,4,0,0,
                    0,13,0,0,0,0,0,0,0,5,0,
                    0,0,12,0,0,0,0,0,6,0,0,
                    0,0,0,11,0,0,0,7,0,0,0,
                    0,0,0,0,10,0,8,0,0,0,0,
                    0,0,0,0,0,9,0,0,0,0,0
     };
     for (i=0;i<9;i++)//控制行数
     {
         printf(" ");
         for(j=0;j<11;j++)//控制列数
         {  if (f[i][j]==0)
               printf(" ");
            else
                printf("%d",f[i][j]);//把相应的数打印出来
         }
          printf("%\n"," ");//在这换行就好了，格式不好看自己弄下
     }
     printf("\n");
 }

你没有在行输出完毕后进行换行输出下一行，所以形式不好看，楼上的是对的哦

非常谢谢！可以了。以后有问题还要来这里求教，再次感谢