C语言日常练习

//输入两个学生的年龄，要求输出其中较大的年龄

#include <stdio.h>

int main(void)

{

int max(int age_1,int age_2);

int age_1,age_2,age_max;

scanf("%d,%d",&age_1,&age_2);

age_max=max(age_1,age_2);

printf("Max is %d\n",age_max);

return 0;

} 

int max(int x,int y)

{

int z;

if(x>y)

  z=x;

else

  z=y;

return (z);

}