新手上路，找不到错误
#include<stdio.h>int main()
{ int a,b,c;
int max(int a,int b,int c);
printf("please input two numbers:");
scanf("%d%d",&a,&b);
printf("max is %d",c);
return 0;
}
int max(int a,int b,int c)
{
if(a>b)
c=a;
else
c=b;
return (c);
}
