C语言 插入排序 算法导论chapter2

 #include <stdio.h>
 #define N 10
 //INSERTION-SORT
 int main()
 {
     int i,j,a[N]={,,,,,,,,,};
     int key;
     for(j=;j<N;j++)
     {
         key=a[j];
         i=j-;
         while(i>=&&a[i]>key)
         {
             a[i+]=a[i];
             i--;
         }
         a[i+]=key;
     }
     for(i=;i<N;i++)
         printf("%d",a[i]);
     return ;
 }