定义符号常量N为3.14可以用语句：#defineN=3.14。

In Singapore, nearly two-thirds of the main island is less than 15 meters above sea level.

执行以下语句后,结果是____。main() { int x,a; x=(a=3*5,a*4) ; printf("x=%d,a=%d\n",x,a); } A: x=60,a=15 B: x=15,a=15 C: x=60,a=60 D: x=15,a=60

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];

以下程序的输出结果是().main(){inta=15,b=21,m=0;swi...}}printf("%d\n",m);}

#include <stdio.h>int main(){printf("12和15的最大公约数是：",15%12);return 0;}程序的输出结果是？ A: 编译错误 B: 12和15的最大公约数是： C: 12和15的最大公约数是：3 D: 12和15的最大公约数是：12

以下代码程序运行后输出结果为public class Main { public Main() { System.out.print("main "); } public Main(String s) { this(); System.out.print("main with "+s); } public static void main(String[] args) { Main main = new Main("wow"); } } A: main with main wow B: mainmain with wow C: main main with wow D: main with wowmain

以下程序会打印几个a？int main(){fork();fork();fork();fork();printf("a\n");} A: 15 B: 4 C: 8 D: 16

请写出以下程序运行结果： public class Main { public Main() { System.out.print("main "); } public Main(String s) { this(); System.out.print("main with "+s); } public static void main(String[] args) { Main main = new Main("wow"); } }

When you write a script for a presentation, what relationship between main thesis and main points?( ) A: main points parallel your main thesis. B: main thesis backs-up your main points . C: main points has none of business with your main thesis. D: main points back-up your main thesis.