大神帮我看看这个冒泡哪里错了
# include <stdio.h>
void sort(int * a, int len)
{
int i, j, t;
for (i=0; i<len-1; ++i)
{
for (j=0; j<len-1-i; ++j)
{
if (a[j] > a[j+i])
{
t = a[j];
a[j] = a[j+1];
a[j+1] = t;
}
}
}
}
int main(void)
{
int a[6] = {7, 3, 5, -9, 10, 22};
int i = 0;
sort(a, 6);
for (i=0; i<6; ++i)
{
printf("%d ", a[i]);
}
printf("\n");
return 0;
}