1-3.cpp

c++实例

#include <stdio.h>
    void main ( )
   { int max(int x,int y);
int a, b, c;
     scanf ("%d,%d",&a,&b);
     c=max (a,b);
     printf ("max=%d",c);
}

int max(int x,int y)
{int z;
   if (x>y) z=x;
       else z=y;
       return (z);
     }