选择排序

#include <stdio.h>
#include <Windows.h>

void my_select(int *arr,int len)
{
	int i = 0;
	int j = 0;
	int max = 0;
	for(i = 0; i<len; i++)
	{
		for(j = 0; j<9-i; j++)
		{
		    if(arr[max] < arr[j])
		    {
			    max = j;
		    }
		}
		if(arr[max] != arr[9-i])
		{
			arr[max] ^= arr[9-i];
			arr[9-i] ^= arr[max];
			arr[max] ^= arr[9-i];
		}
	}
}

void my_printf(int *arr,int len)
{
	int i = 0;
	for(i=0; i<len; i++)
	{
		printf("%d ",arr[i]);
	}
	printf("\n");
}

int main()
{
	int arr[10] = {4,5,3,8,2,6,0,9,34,1};
	int len = 0;
	len = sizeof(arr)/sizeof(arr[0]);
	my_printf(arr,len);
        my_select(arr,len);
	my_printf(arr,len);
	system("pause");
	return 0;
}