插入排序（insert)

#include <stdio.h>
#include <iostream.h>
#include <stdlib.h>
#define N 10

int main(void)
{
    int a[N] = {10,9,8,7,6,5,4,3,2,1};
    for(int i=1;i<N;i++)
    {
       int temp = a[i];
       int j = i-1;
       while(j>=0 && a[j]>temp)
       {
           a[j+1] = a[j];
           j--;          
       }
       a[j+1] = temp;       
    }
    for(int i=0;i<N;i++)
       cout<<a[i]<<" ";
    system("PAUSE");
    return 0;  
}