定义符号常量N为3.14可以用语句：#defineN=3.14。

Average的函数原型为:intAverage(intscore[],intn);下列函数调用语句正确的是:__________

Risk factors for preeclampsia do not include: A: Age>;40 B: diabetes C: history of preclampsia D: placenta previa

The cost of the redecoration would _______ from 25 thousand to 40 thousand pounds. A: ange B: compose C: expend D: include

Risk factors for preeclampsia do not include: A: History of preeclampsia B: Age of pregnant women ≥40 C: Diabetes mellitus D: Placenta praevia

Of Maugham’s 40 novels, the best ones include ___. A: Passage to India B: The Man of Property C: The Moon and Sixpence D: Of Human Bondage

下列选项中，能正确定义数组的语句是（） A: intnum[0..2008]； B: intnum[]； C: int N=2008； D: #defineN 2008 int num[N];

【单选题】#include <stdio.h> int x1 = 30, x2 = 40; void sub(int x, int y) { x1 = x; x = y; y = x1; } int main() { int x3 = 10, x4 = 20; sub(x3, x4); sub(x2, x1); printf(" %d, %d, %d, %d ", x3, x4, x1, x2); return 0; } A. 10, 20, 40, 40 B. 10,40, 40, 40 C. 20, 20, 40, 40 D. 10, 10, 40, 40

用来定义数学函数的头文件是()。 A: #include B: #include C: #include D: #include

下列#include命令中,正确的是()。 A: #include<br/>"math.h" B: #include<br/>[math.h] C: #include<br/>(math.h) D: #include<br/>{math.h}