//带参宏求3个数的最大值
#include <stdio.h>
#define MAX(a, b, c) (a>b?a:b)>c?(a>b?a:b):c
int main()
{
int a, b, c;
puts("input three numbers, use space to seperate each other:");
scanf("%d%d%d", &a, &b, &c);
printf("%d
", MAX(a,b,c));
return 0;
}
//用函数求三个数的最大值
#include <stdio.h>
int MAX(int a, int b, int c); //函数声明
int main()
{
int a, b, c;
puts("input three numbers, use space to seperate each other:");
scanf("%d%d%d", &a, &b, &c);
printf("%d
", MAX(a,b,c));
return 0;
}
int MAX(int a, int b, int c)
{
int max;
if (a > b)
max = a;
else
max = b;
if (c > max)
max = c;
return max;
}
//以上两个方法合起来,投机取巧地采用函数求三个数的最大值
#include <stdio.h>
int MAX(int a, int b, int c); //函数声明
int main()
{
int a, b, c;
puts("input three numbers, use space to seperate each other:");
scanf("%d%d%d", &a, &b, &c);
printf("%d
", MAX(a,b,c));
return 0;
}
int MAX(int a, int b, int c)
{
return (a>b?a:b)>c?(a>b?a:b):c;
}