计算 s=(x*y)1/2,用两个宏定义来实现。

解: #include
#include
main()
#define s1(a,b) ((a) *(b))
#define s© sqrt(c )
{
float result;
int n1,n2;
scanf(“%d”,%n1);
scanf(“%d”,&n2);
result=s1(n1,n2);
result=s(result);
printf(“%f\n”,result);
}

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转载自blog.csdn.net/weixin_49249294/article/details/108900162