#include<stdio.h>
void main()
{int max(int x,int y);
int min(int x,int y);
int number1,number2,number3,x,y;
printf("请输入三个数字,用逗号隔开,回车显示最大最小值:");
scanf("%d,%d,%d",&number1,&number2,&number3);
x=max(max(number1,number2),number3);
y=min(min(number1,number2),number3);
printf ("最大数是 %d\n最小数是 %d\n",x,y);
}
int max(int x,int y)
{int z;
if
(x>y)z=x;
else
z=y;
return(z);
}
int min(int x,int y)
{int z;
if
(x<y)z=x;
else
z=y;
return(z);
}