请帮我分析一下下面的程序,#includeint main(){int max(int x,int y);int a,b,c;scanf("%d,%d",&a,&b);c=max(a,b);printf("max=%d\n",c);return0;}int max(int x,int y){int z;if(x>y)z=x;else z=y;return(z);}

请帮我分析一下下面的程序,
#include
int main()
{
int max(int x,int y);
int a,b,c;
scanf("%d,%d",&a,&b);
c=max(a,b);
printf("max=%d\n",c);
return0;
}
int max(int x,int y)
{
int z;
if(x>y)z=x;
else z=y;
return(z);
}

求两个数字哪个大.我晕