#include<stdio.h>
main()
{
    int a,b;
    int *pointer1,*pointer2;
    scanf("%d,%d",a,b);
    pointer1=&a;
    pointer2=&b;
    swap(pointer1,pointer2);
    printf("The result is :%d,%d\n",a,b);
}
请问这个代码为什么不能编译，谢谢！