//#include "header.h"?? //Anycodes includes the head file by default, needn't cancle the notation.
#include <stdio.h>
#include <stdlib.h>
int main()
{
int max(int x,int y);
int a,b,c,e,f;
scanf("%d,%d,%d",&a,&b,&c);
e=max(a,b);
f=max(e,c);
printf("max=%d\n",f);
return 0;
}
int max(int x,int y)
{
int z;
if(x>y)z=x;
else z=y;
return(z);
}