#include<stdio.h> #define FUDGE(y) 2.84+y #define PR(a) printf("%d",(int)(a)) #define PRINT1(a) PR(a);putchar('\n') main() { int x=2; //不能和int太亲密 PRINT1(FUDGE(5)*x); }
#define P 2+3 main() { printf("%d",P*P); }