#include<stdio.h>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);? ? return 0;}int max(int x,int y);{ z=; if(x>y)z=x; else z=y; return(z); }