标签：io amp print include class main printf c
#include<stdio.h>
void sub(int x,int y,int *z)
{
*z=y-x;
}
main()
{
int a,b,c;
sub(10,5,&a);sub(7,a,&b);sub(a,b,&c);
printf("%d,%d,%d\n",a,b,c);
}标签：io amp print include class main printf c
原文地址：http://blog.csdn.net/u013116579/article/details/38274833
