堆排序代码,没有编译错,运行不起来,我估计是数组溢出了,但是看不出错误在哪里?
#include<stdio.h>
#include<stdlib.h>
void exchange(int* a,int* b){
int t=*a;
*a=*b;
*b=t;
}
void Maxheap(int A[],int i,int size){
int l=2*i;
int r=2*i+1;
int largest;
if(A[l]>A[i]&&l<=size) largest=l;
if(A[r]>A[largest]&&r<=size) largest=r;
if(largest!=i) {
exchange(&A[i],&A[largest]);
Maxheap(A,largest,size);
}
}
void BuildMaxheap(int A[],int size)
{
int i=size/2;
for(;i>=1;i--){
Maxheap(A,i,size);
}
}
void Heapsort(int A[],int size){
BuildMaxheap(A,size);
for(int i=size;i>=2;i--){
exchange(&A[i],&A[1]);
size--;
Maxheap(A,1,size);
}
}
int main()
{
int A[11]={0,4,6,2,7,4,9,45,35,85,33};
Heapsort(A,10);
for(int i=1;i<=10;i++)
{
printf("%d ",&A[i]);
}
}