求助大神,我写的这个归并排序的代码有什么问题,为什么程序运行后什么也不输出呢?
#include<iostream>
using namespace std;
void erfen(int A[],int low,int high);
void paixu(int A[],int low,int mid,int high);
int main()
{
int num[2] = {3,4};
erfen(num, 0,1);
for (int i = 0; i < 2; i++)
cout << num[i] << endl;
return 0;
}
void paixu(int A[], int low, int mid, int high)
{
int* B = new int[high - low + 1];
int i = low;
int j = mid + 1;
int k = 0;
while (i <= mid && j <= high)
{
if (A[i] <= A[j])B[k++] = A[i++];
else B[k++] = A[j++];
}
while (i <= mid)B[k++] = A[i++];
while (j <= high) B[k++] = A[j++];
//填充原数组
for (int x = low, k = 0; x <= high; i++)
A[i] = B[k++];
delete [] B;
}
void erfen(int A[], int low, int high)
{
if (low < high)
{
int mid = (low + high) / 2;
erfen(A,low,mid);
erfen(A, mid + 1,high);
paixu(A, low, mid, high);
}
}
程序运行后,先是卡住几秒,然后输出“请按任意键继续...”