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有以下程序 #include <stdio.h> int fun(int a, int b) { if(b==0) return a;
有以下程序 #include <stdio.h> int fun(int a, int b) { if(b==0) return a; else return(fun(-a,-b)); } main() { printf("%d\n",fun(4,2)); } 程序的运行结果是______。
A.1
B.2
C.3
D.4
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
有以下程序 #include <stdio.h> int fun(int a, int b) { if(b==0) return a; else return(fun(-a,-b)); } main() { printf("%d\n",fun(4,2)); } 程序的运行结果是______。
A.1
B.2
C.3
D.4
A.741
B.963
C.852
D.875421
A.min = 12
B.min = -34
C.-56
D.min = -56
A.beijing
B.china
C.welcome
D.tiananmen
A.2
B.3
C.4
D.5
以下程序中,错误的行是
①#include
②class A
③{
④ public:
⑤ int n=2:
⑥ A(int val){cout<<
⑦ ~A(){};
⑧};
⑨void main()
⑩{
⑩ A a(0);
⑩}
A.⑤
B.⑥
C.⑦
D.⑩
A.#includeIRremote.h
B.#includeIRremote
C.#include
D.#include‘IRremote.h’
给定以下程序段insert code public class foo {public static void main (String[] args) throws Exception {printWriter ut = new PrintWriter (new java.io.outputStreamWriter (System.out), true) ;out.printIn(“Hello”);}要使程序能正确运行,在insert code处必须添加()语句。
A、include java.io.OutputStreamWriter;
B、import java.io.OutputStreamWriter;
C、import java.io.PrintWriter;
D、include java.io.PrintWriter
A.10
B.1
C.死循环,不能确定次数
D.6
A.预处理命令行必须位于C源程序的起始位置
B.在C语言中,预处理命令行都以#开头
C.每个C程序必须在开头包括预处理命令行:#include
D.C语言的预处理不能实现宏定义和条件编译的功能