變量a所占的內(nèi)存字節(jié)數(shù)是(假設(shè)整型int為4字節(jié))() struct stu { int score[4]; char name[3]; int n; } a ;
A.8 B.23 C.24 D.25
#include #define MIN -40 main() { int x=20,y=10; #if(MINprintf(""%d\n"",x); #else printf(""%d\n"",y); #endif } 程序運(yùn)行結(jié)果是()
A.不確定 B.-40 C.10 D.20
#include ""stdio.h"" #define S(a,b) a+b*2 void main() { printf(""%d"",S(3,2+1)); }以上程序執(zhí)行后的結(jié)果是()
A.9 B.8 C.6 D.7