写出下面程序的输出结果-CSDN论坛

写出程序的输出结果

#include "stdio.h" #include "string.h" #define CLEAR_BUF() void main() { int a,b,c; a=5;b=7;c=-1; double x=67.8564; double y=-789.124; char C='A'; long n=1234567; unsigned u=65535;

写出下列程序的输出结果

[code=C/C++]rn#include rnusing namespace std;rnrnclass Arnrnpublic:rn int m_i;rn A() A(0); rn A(int i) : m_i(i) rn;rnrnvoid main()rnrn A a;rn cout <

请写出下面代码的输出结果（15）

[code=Java]/**rn * Generated by the IBM IDL-to-Java compiler, version 1.0rn * from F:\TestRoot\apps\a1\units\include\PolicyHome.idlrn * Wednesday, June 17, 1998 6:44:40 o'clock AM GMT+00:00rn */rnrnpublic class T rn public static void main(String[] args) rn System.out.print("Hell");rn System.out.println("o world");rn rnrn[/code]

请写出下面代码的输出结果

[code=Java]public class JoyOfHex rnrn public static void main(String[] args) rnrn System.out.println(rnrn Long.toHexString(0x100000000L + 0xcafebabe));rnrn rnrn[/code]rnrn

请写出下面代码的输出结果（19）

[code=Java]rnpublic class Twisted rn private String name;rnrn Twisted (String name) rn this.name = name;rn rnrn private String name() rn return name;rn rnrn private void reproduce() rn new Twisted ("reproduce") rn void printName() rn System.out.println(name());rn rn .printName();rn rnrn public static void main(String[] args) rn new Twisted ("main").reproduce();rn rn[/code]rnrn输出 main 还是 reproduce 呢？？？

请写出下面代码的输出结果（13）

[code=Java] public static void main(String[] args) rn final String pig = "length: 10";rn final String dog = "length: " + pig.length();rn System.out.println("Animals are equal: " + pig == dog);rn [/code]

请写出下面代码的输出结果（16）

[code=Java] public static void main(String[] args) rn // Note: \u000A is Unicode representation of linefeed (LF)rn char c = 0x000A;rn System.out.println(c);rn [/code]

请写出下面代码的输出结果（12）

[code=Java] public static void main(String[] args) rn String letters = "ABC";rn char[] numbers = '1', '2', '3' ;rn System.out.println(letters + " easy as " + numbers);rn [/code]

请写出下面代码的输出结果（14）

[code=Java] public static void main(String[] args) rn // \u0022 is the Unicode escape for double quote (")rn System.out.println("a\u0022.length() + \u0022b".length());rn [/code]

写出下面程序的输出结果，并简述理由---面试题

写出下面程序的输出结果，并简述理由rnclass CInfornrnpublic:rn CInfo(int i):m_nID(i)rn rnrn rn CInfo()rn rn CInfo(0);rn rn int m_nID;rn;rn CInfo info;rn cout<

下面程序的输出结果～～为什么？？？

char s[] = "123456789";rn char d[] = "123";rn strcpy(d,s);rn printf("%s,\n%s\n",d,s);

217 写出输出结果

#include #include int main() { int a[2000]; char *p = (char *)a; int i ; for(i=0;i的ascii为0；当1200改为1，输出结果为4；当1200改为2，

写出程序的输出结果,并解析为什么？

[code=C#]rnrn6. 写出程序的输出结果rnclass Class1 rn private string str = "Class1.str";rn private int i = 0;rn static void StringConvert(string str) rn str = "string being converted.";rn rn static void StringConvert(Class1 c) rn c.str = "string being converted.";rn rn static void Add(int i) rn i++;rn rn static void AddWithRef(ref int i) rn rn i++;rn rn static void Main() rn int i1 = 10;rn int i2 = 20;rn string str = "str";rn Class1 c = new Class1();rn Add(i1);rn AddWithRef(ref i2);rn Add(c.i);rn StringConvert(str); rn StringConvert(c);rn Console.WriteLine(i1);//10 为什么执行了一次Add(i1);i1还是不变？rn Console.WriteLine(i2);//21 难道要有ref的才可以改变值？rn Console.WriteLine(c.i);//0rn Console.WriteLine(str);//str rn Console.WriteLine(c.str);//string being converted.rnrn rn rnrnrn[/code]

写出如下代码的输出结果

[code=Java]import java.util.*;rnpublic class DatingGame rn public static void main(String[] args) rn Calendar cal = Calendar.getInstance();rn cal.set(1999, 12, 31); // Year, Month, Dayrn System.out.print(cal.get(Calendar.YEAR) + " ");rn Date d = cal.getTime();rn System.out.println(d.getDay());rn rnrn[/code]

写出该程序段的输出结果???

rn

请写出输出结果(17)

下面是合法的java程序吗？如果是，请写出输出结果rn[code=HTML]\u0070\u0075\u0062\u006c\u0069\u0063\u0020\u0020\u0020\u0020rnrn\u0063\u006c\u0061\u0073\u0073\u0020\u0055\u0067\u006c\u0079rnrn\u007b\u0070\u0075\u0062\u006c\u0069\u0063\u0020\u0020\u0020rnrn\u0020\u0020\u0020\u0020\u0073\u0074\u0061\u0074\u0069\u0063rnrn\u0076\u006f\u0069\u0064\u0020\u006d\u0061\u0069\u006e\u0028rnrn\u0053\u0074\u0072\u0069\u006e\u0067\u005b\u005d\u0020\u0020rnrn\u0020\u0020\u0020\u0020\u0061\u0072\u0067\u0073\u0029\u007brnrn\u0053\u0079\u0073\u0074\u0065\u006d\u002e\u006f\u0075\u0074rnrn\u002e\u0070\u0072\u0069\u006e\u0074\u006c\u006e\u0028\u0020rnrn\u0022\u0048\u0065\u006c\u006c\u006f\u0020\u0077\u0022\u002brnrn\u0022\u006f\u0072\u006c\u0064\u0022\u0029\u003b\u007d\u007d[/code]rn

写出输出结果的java习题

class Arn rn private static A obj=new A();rn rn public static int num1;rn rn public static int num2=0;rn rn private A()rn num1++;rn num2++;rn rn rn public static A getInstance()rn return obj;rn rnrnrnpublic class Testrn rn public static void main(String[] args)rn A obj=A.getInstance();rn System.out.println("obj.num1="+obj.num1);rn System.out.println("obj.num2="+obj.num2);rn rn rnrnrnrn我看来看去，经分析应该输出“1 1”，可是运行后输出的是“1 0”。帮忙分析一下，主要是运行过程是怎样的？

写出程序结果

main()rnchar c1=‘a’,c2=‘b’，c3=‘c’,c4=‘\101’,c5=‘\116’；rnprintf(“a%c b%c\tc%c\tabc\n”，c1,c2,c3)；rnprintf(“\t\b%c %c”,c4,c5)；rn

谁能解释一下下面程序的输出结果

谁能解释一下下面程序的输出结果,输出的不是-3!rnrn unsigned int i=3;rn cout<

求教下面程序的输出结果是多少？

class A rn rnpublic: rn A() cout<<

写出下面程序的运行结果（60分）

1. 写出下列程序的运行结果rnpublic class Catrn　　rn void mi( ) throws NullPointerExceptionrn rn System.out.println( “Cat mi mi .. “ );rn rnrnpublic class SmallCat extends Catrnint i=8;rn void mi( ) throws Exceptionrn rn System.out.println( “SmallCat mi mi .. “ );rn rn public static void main( String[] a ) throws Exceptionrn rn Cat cat = new SmallCat();rn cat.mi();rn rnrnrnrn写出下列程序的运行结果rninterface Playable rn void play();rnrninterface Bounceable rn void play();rnrninterface Rollable extends Playable, Bounceable rn Ball ball = new Ball("PingPang");rnrnclass Ball implements Rollable rn private String name;rn public String getName() rn return name;rn rn public Ball(String name) rn this.name = name; rn rn public void play() rn ball = new Ball("Football");rn System.out.println(ball.getName());rn rnrnrn写出下列程序的运行结果rnclass Valuernpublic int i = 15;rnrnpublic class Testrnpublic static void main(String argv[])rn Test t = new Test();rn t.first();rn rnpublic void first()rn int i = 5;rn Value v = new Value();rn v.i = 25;rn second(v, i);rn System.out.println(v.i);rn rnpublic void second(Value v, int i)rn i = 0;rn v.i = 20;rn Value val = new Value();rn v = val;rn System.out.println(v.i + " " + i);rn rnrnrnrn写出下列程序的运行结果rnclass MyThread extends Threadrnpublic void run()rnSystem.out.println("MyThread: run()");rnrnpublic void start()rnSystem.out.println("MyThread: start()");rn rnrnclass MyRunnable implements Runnablernpublic void run()rnSystem.out.println("MyRunnable: run()");rn rnpublic void start()rnSystem.out.println("MyRunnable: start()");rn rnrnpublic class MyTest rnpublic static void main(String args[])rnMyThread myThread = new MyThread();rnMyRunnable myRunnable = new MyRunnable();rnThread thread = new Thread(myRunnable);rnmyThread.start();rnthread.start();rnrn

看看下面枚举变量的输出结果

enum MyEnumrnrn A1,rn A2,rn A3,rn A4,rn A5,rn A6=6,rn A7,rn A8,rn;rnrn为什么输出A5时是4rnA7时是7

根据程序写出运算结果

s=0rni=1rndo while i<> 0 thenrns=s+irni=i+1rnelserni=i+1rnend ifrnlooprnprint srnrnrn机器运算结果为什么是4500的？我自己口算是450的啊？谁可以帮我解释一个整段程序的详细意思啊？我是初学者啊，不懂得太多了！

运行下面程序结果

#include int square(int i) { return i*i; } int main () { int i=0; i=square(i); for(;i,i); }

下面程序的输入结果

char str[]="1234567890";rnchar *p=&str+1;rn*(p-2)=??rnrn上面结果是什么，为什么？谢谢

多线程面试题一道，请写出输出结果

public class ThreadRun extends Thread{ public static void main(String agrs[]) throws Exception { ThreadRun tr = new ThreadRun(); System.out.print("b"); tr.start(); System.out....

输出下面程序的运行结果

public class DefaultInAction { private void getValue(Object o) { System.out.println("object"); } private void getValue(int[] arr) { System.out.println("int[]"); ...

请问下面程序输出

请问下面程序输出 :class B class B ,而不是 class B class D 的原因是不是：rn指向基类对象的指针指向派生类对象后，可以访问派生类对象中由基类继承下来的成员，但不能访问那些派生类对象自己新增加的成员。rn#include rnclass Brnrnpublic:rn void virfunc()rncout<virfunc();rn rnrn

写出下列代码i的输出结果为？

第一种：在try里面有return语句，而finally中没有return语句，所以i的值将为try的返回值public class TestI { public static void main(String[] args) { TestI testI = new TestI(); System.out.println("i=" + testI.test()); } priva...

【笔试准备】写出程序输出结果C/C++

以下是我在准备面试准备过程中遇到的一些问题，且每一道题我都在编译器中敲过，希望也对准备面试的朋友有帮助。一、赋值语句1、#include #include using namespace std; int main() { int x = 2,y,z; x *= (y = z = 5); cout<<; z = 3;

测试题：一道C小程序，写出printf的输出结果

写出printf的输出结果。假设这些代码运行在intel cpu, 32bit. integer 四个bytes.rnrn[code=C/C++]#include rnrnint main()rnrnrnint a[5]=10, 20, 30, 40, 50;rnint b[5]=100, 200, 300, 400, 500;rnint *ptr = (int *)(&a+1);rnint *t = (int *)(&a -1);rnrnprintf("%d %d %d \n", *(a+1), *(ptr-1), *(t+1));rnrnrn[/code]

下面的程序输出结果……

[code=C/C++]rn#include rnusing namespace std;rnclass Arnrnpublic:rn int _a;rn A()rn rn _a=1;rn rn void print()rn rn printf("%d",_a);rn rn;rnclass B: public Arnrnpublic:rn int _a;rn B()rn rn _a=2;rn rn;rnint _tmain(int argc, _TCHAR* argv[])rnrn B b;rn b.print();rn printf(" %d ",b._a);rn return 0;rn[/code]rn为什么是1 2啊？rnB的_a不是覆盖了A的嘛！

程序的输出结果不正确

declare @cj float,@str varchar(60)rnset @cj=93rnset @str=rncasern when @cj>100 or @cj=60 or @cj=70 or @cj=80 or @cj=90 or @cj+ @strrnrn输出的结果应该是优异啊 rnrnrn怎么输出的是‘及格’啊rnrnrn哪出错了求指教

程序输出结果？

int vac=3;rnint main()rn int vac=10;rn ::vac++;rn cout<<

求程序输出结果

程序由三个文件组成，分别是f1.cpp、f2.cpp和f3.cpp。rn文件f1.cpp的内容如下：rn#include rnint i(1);rnextern int reset(),next(),last(),other(int);rnvoid main()rnrn int i = reset();rn for(int j(1);j<

程序输出结果问题

程序如下：rn#includernvoid main()rnrn int i(8),j(4),k;rn k=ij?i:d)<<

小程序的输出结果

第一题：rn[code=Java]rnpublic class Test1 rn public static void changeStr(String str) rn str = "welcome";rn rnrn public static void main(String[] args) rn String str = "1234";rn changeStr(str);rn System.out.println(str);rn rnrn[/code]rnrn这个输出结果是1234，看解答是了解局部变量，那个变量是局部变量啊？我怎么看都一样啊？rnrnrn第二题：rn[code=Java]rnpublic class Testrnrn private int i=getValue();//第2行rn private int j = 10;rn int getValue()rn return j;rn rn public static void main(String[] args) rn System.out.print(new Test().i);//第9行rnrn rnrn[/code]求解释这个程序的输出结果

程序输出结果

有以下程序rnmain() rnrnint a=1,b; rnfor(b=1;b=8)rnrnbreak; rnrnif(a%2==1)rnrna+=5;rncontinue;rn rna-=3; rn rnprintf("%d\n",b); rn rn程序运行后的输出结果是？怎么算出来的呢？3x

？？？程序输出结果？？？

rn请问一下程序将输出什么结果？为什么？rnchar *RetMenory(void)rnrnrnrn char p[] = “hellow world”;rnrn return p;rnrnrnrnvoid Test(void)rnrnrnrn char *str = NULL;rnrn str = RetMemory();rnrn printf(str);rnrn

一个程序的输出结果？

大家好，帮忙看看下面这个程序的输出结果，具体题目记不清了，大体是这样rn[code=C/C++]rn#include rnclass basernrn public:rn base(int i);rn ~base();rn private:rn int m_i;rnrn;rnbase::base(int i):m_irnrn printf("step %d",i);rnrnbase::~base()rnrn printf("step %d",m_i);rnrnbase::base(5);rnvoid main()rnrn printf("step 1\n");rn base a=new base(4);rn delete a;rnrnrn[/code]rn如果有错还希望大师们帮忙改改，谢谢了，这是昨天的一道笔试题，可是回来想了半天调不出来

这个程序的输出结果？

#include rn#include rnusing namespace std;rnclass CLSrnrn public:rn int m_i;rn CLS( int i ) : m_i(i) rn CLS()rn rn CLS(0);rn rn;rnrnint main( void )rnrn CLS obj;rn cout << obj.m_i << endl;rn system("pause");rnrn

程序的输出结果

一、rnpublic class Demo extends Objectrnrn private static void process(String str)rn rn str = str + "_str";rn rnrn private static void process(StringBuffer buf)rn rn buf = buf.append("_str");rn rnrn public static void main(String[] args)rn rn String str = "str";rn StringBuffer buf = new StringBuffer("str");rn process(str);rn process(buf);rn System.out.println(str);rn System.out.println(buf);rn rnrnrn二、rnclass B extends Objectrnrn staticrn rn System.out.println("Load B");rn rnrn public B()rn rn System.out.println("Create B");rn rnrnrnrnclass A extends Brnrn staticrn rn System.out.println("Load A");rn rnrn public A()rn rn System.out.println("Create A");rn rnrnrnpublic class Demo extends Objectrnrn public static void main(String[] args)rn rn new A();rn rnrnrn请问这两段程序分别输出什么结果？谢谢！rn

8.1（2）

#include #include void Func(int b[]) { int j; for(j=0;j<4;i++)

4.2.分析并写出下面程序的运行结果

（2）#include main() { int a=12,b=15; printf("%d%%b=%d%%\n",a,b); }

习题7.1

分析并写出下列程序的运行结果。#include int Square(int i) { return i*i; } int main() { int i=0; i=Square(i); for(;i<3;i++) { static int i=1; i+=Square(i); printf(

求解释下面程序的结果

求解释下面程序的结果：rn#includernint main(void)rnrn int i;rn for(i=4;i);rn rn

下面这个程序的结果是什么？

#includernint Func(void)rnrn static int counter = 1;rn return ++counter;rn rnrnint main(void)rn rn int answer;rn rn answer = Func() - Func() * Func();rn printf("%d\n", answer);rn rn

判断下面程序的执行结果

说出下面程序的执行结果: interface InterfaceA { String S = "good "; void f(); } abstract class ClassA { abstract void g(); } class ClassB extends ClassA implements InterfaceA { void g() { System.o...

下面C程序的输出结果是什么呢？谢谢老师们

Class A() rnpublic:rn A();rn vituralvoid pick(int a = 1;)rn printf(“Class A: %d”, a++)；rnrn;rnClass B()rnpublic:rn B();rn Void pick(int a = 5;)rn printf(“Class B: %d”, a*5)；rnrnrnrnVoidmain()rnA* p = new B();rnp->pick();rnrn

帮忙看一下下面程序输出结果，感觉不对

我是希望在a=100 的时候触发条件来激活子线程rn但是结果好像不对劲，求大侠帮忙看看，谢谢[img=https://forum.csdn.net/PointForum/ui/scripts/csdn/Plugin/003/monkey/2.gif][/img]rnrn[code=c] #include rn#include rnrnint a =50 ;rnHANDLE g_hEvent = CreateEvent(NULL, true, false, NULL);rn//子线程函数1 rnDWORD WINAPI ThreadFun1(LPVOID pM) rn rn printf("子线程1的线程ID号为：%d\n子线程\n", GetCurrentThreadId()); rn printf_s("还在子线程1中\n");rnrn WaitForSingleObject(g_hEvent,INFINITE);rn int b = a*a;rn printf_s("b是%d\n",b);rn return 0; rn rn//子线程函数2rnDWORD WINAPI ThreadFun2(LPVOID pM) rn rn printf("子线程2的线程ID号为：%d\n子线程\n", GetCurrentThreadId()); rn printf_s("还在子线程2中\n");rn WaitForSingleObject(g_hEvent,INFINITE);rn int c = a+5;rn printf_s("c是%d\n",c);rn return 0; rn rn//主函数，所谓主函数其实就是主线程执行的函数。 rnint main() rn rn rn HANDLE handle1 = CreateThread(NULL, 0, ThreadFun1, NULL, 0, NULL); rn HANDLE handle2 = CreateThread(NULL, 0, ThreadFun2, NULL, 0, NULL); rn rn while(a100)rn rn SetEvent(g_hEvent);rn rn rn rn WaitForSingleObject(handle1,INFINITE);rn printf_s("结束了\n");rn return 0; rn rn[/code]

下面程序的输出结果为什么是x=1,y=2？

class Arnrn public static int x;rn static A()rn rn x = B.Y + 1;rn rnrnrnclass Brnrn public static int Y = A.x + 1;rn static B()rn rnrn rn static void Main()rn rn Console.WriteLine("X=0,Y=1",A.x,B.Y);rn Console.Read();rn rn

printf函数的输出问题:下面程序为什么是这样的结果?

main()rnrn int a=1,b=2,c=3;rn printf("%d,%d,%d,%d",a=b=c,a=b==c,a==(b=c),a==(b==c));rnrnrn为什么结果是:3,1,0,0rn请问printf函数的输出表列是怎么输出的啊?

下面这两种情况怎么输出这样的结果？

先继承Cengineer类的话，就输出Cengineer类的name和age。若改为先继承Cleader类的话，就输出Cleader类的name和age，这是什么道理？![图片](https://img-ask.csdn.net/upload/201509/05/1441447800_87716.jpg)![图片](https://img-ask.csdn.net/upload/201509/05/1441447864_87564.jpg)![图片](https://img-ask.csdn.net/upload/201509/05/1441447864_258073.jpg)

那位帮忙解释下下面代码的输出结果

[code=C/C++]rn#includern#includernvoid main()rnrn char temp1[]="\0";rn char temp2[]="\012345";rn cout<<

请分析下下面代码输出结果怎么回事?

[code=C/C++]#includernusing namespace std;rnrnint main(void)rnrn char a[2];rn char *p =a;rn for(int i =0 ;i<

一个面试题：下面输出结果是什么？

main()rnrnchar *str="1234";rnchar *str1="123456789";rnstrcpy(str,str1);rnprintf("%s,%s",str,str1);rngetch();rnrnrn另外，俺公司又招人呢，有意向的可以发简历给我：lorrencele@163.comrnrn华为无线产品线rn岗位：3G软件工程师 rn工作地：深圳 rn rn要求： rn1、必须本科或以上学历，硕士毕业1年以上，本科毕业2年以上。 rn2、计算机或通信相关专业毕业，或者有软件开发相关工作经验。 rn rn面试主要考察c、sql、数据结构等。

为什么下面2段程序输出结果不同~~~~~

ch2[5]输入值为1,2,3,4rnrnrnFILE *fp;rnchar ch1[5],ch2[5],ch3[5];rnvoid cmp();rnvoid main()rnrn char ch1[5]='1','2','3','4';rn if((fp=fopen("ab","w"))==NULL)rn rn printf("error\n");rn exit(0);rn rn fputs(ch1,fp);rn fclose(fp);rn cmp();rnrnrnvoid cmp()rnrn scanf("%s",ch2);rn if((fp=fopen("ab","r"))==NULL)rn rn printf("error\n");rn exit(0);rn rn fgets(ch3,5,fp);rn fclose(fp);rn if(strcmp(ch2,ch3))rn printf("error");rn elsern printf("ok");rnrnrnrnrnvoid main()rnrn FILE *fp;rn char ch1[5]='1','2','3','4',ch2[5],ch3[5];rn if((fp=fopen("ab","w"))==NULL)rn rn printf("error\n");rn exit(0);rn rn fputs(ch1,fp);rn rewind(fp);rn scanf("%s",ch2);rn fgets(ch3,5,fp);rn if(strcmp(ch2,ch3))rn printf("error");rn elsern printf("ok");rn fclose(fp);rn rn

下面程序输出什么？为什么？

下面程序输出什么？为什么？ class A { private: static int i; public: A() { i++; } A(const A&) { i++; } static void output() { cout } }; A f(A& a) { A a

下面这段程序的输出结果是？（）

下面这段程序的输出结果是？（） public class Leaf { int i = 0; static int j=0; Leaf increment() { i++; j++; return this; } void print() { System.out.println("i = " + i+" ，j ...

下面输出结果是什么，为什么？？？谢谢指教

#includern#includern#define MIN(x,y) (x),k);rngetch();rn

求输出下面魔方阵结果的代码

求输出下面结果的代码rnrn17 16 15 14 13 rn18 5 4 3 12rn19 6 1 2 11rn20 7 8 9 10 rn21 22 23 24 25rnrnrn不知道看明白没有?

请讲下下面代码的输出结果，为什么？？？？

typedef struct rn rnint a:2;rnint b:2;rnint c:1;rntest;rnrntest t;rnt.a = 1;rnt.b = 3;rnt.c = 1;rnrnprintf("%d",t.a);rnprintf("%d",t.b);rnprintf("%d",t.c);rn

下面程序为什么输出??呢。。。。

#include "stdafx.h"rnrnint _tmain(int argc, _TCHAR* argv[])rnrn char name[7] = "张小明";rn //printf("%s\n",name);rn char name_f = name[0];rn char name_t = name[1];rn printf("%c,%c\n",name_f,name_t);rn return 0;rnrn

写出下列程序片段的执行结果

写出下列程序片段的执行结果 rnusing System;rnclass Testrnrn static void Main()rn rn Console.WriteLine("1");rn B.G();rn Console.WriteLine("2");rn rnrnclass Arnrn static A()rn rn Console.WriteLine("Init A");rn rnrnclass B : Arnrn static B()rn rn Console.WriteLine("Init B");rn rn public static void G()rn rn Console.WriteLine("B.G");rn rnrn

程序结果有误,不用输出正常的结果

#includernvoid main()rnrnfloat c,f;rnprintf("input a wendu:");rnscanf("%f",&f);rnc=(5.0/9.0)*(f-32);rnprintf("wendu is:\n",c);rnrn上述程序输入78之后，结果是wendu is: 什么数值也没有，请问为什么？

提问人家下面输出的结果及为什么会有这个结果。谢谢

rnrn class Arn static rn System.out.println("1");rn rn A()rn System.out.println("A");rn rn rn rn class B extends Arn static rn System.out.println("2");rn rn B()rn System.out.println("B");rn rn rn rnpublic class Test rnrn /**rn * @param argsrn */rn public static void main(String[] args) rn // TODO Auto-generated method stubrn A a= new B();rn a =new B();rn rnrnrn

怎么写出下面这个结果的高效SQL语句？

有如下表及其数据记录：rnrn姓名里程 结果rn张三 1 合格 rn张三 3 合格rn张三 2 不合格rn张三 1.5 合格rn张三 2 不合格rnrnrn希望输出结果:rnrn姓名里程合计合格数不合格数rn张三 7.5 3 2rnrn我目前的sql写法如下，但我认为这种方法太低效，有没高效的方法可实现上面的输出效果？？谢谢rnrnselect 姓名,里程合计,合格数,不合格数 from(rnselect 姓名,sum(里程) as 里程合计 from tab group by 姓名) as arnfull joinrn(select 姓名,count(结果) as 合格数 from tab where 结果='合格' group by 姓名) as b on a.姓名=b.姓名 rnfull joinrn(select 姓名,count(结果) as 不合格数 from tab where 结果='不合格' group by 姓名) as c on a.姓名=c.姓名

请写出下面代码的多次类型转化后的结果

[code=Java]public class Multicast rnrn public static void main(String[] args) rnrn System.out.println((int) (char) (byte) -1);rnrn rnrn[/code]rn

程序输出结果怎么计算？

#include rnvoid main()rn rnint a=2,b=-1,c=2;rn if(a

这个程序输出什么结果

#include "stdio.h"rnmain()rnrn int x=5.16894;rn printf("%f\n",(int)(x*1000+0.5)/(float)1000);rn rnrn

想看懂程序输出结果

优点 :　教人怎样用手册rnrn缺点：没教人怎样看命令输出的结果。rnrn如：rnrnbash-3.00$ freerntotal used free shared buffers cachedrnMem: 1572988 1509260 63728 0 62800 277888rn-/+ buffers/cache: 1168572 404416rnSwap: 2096472 16628 2079844rnrn还以为第一行的那个free为可用内存呢。。。想想自己1GB的内存啊，这么快就没了，查了一下才发现，第二行的才是的。唉。郁闷rnrn rnrn还有就是tcpdump的输出结果。。那什么。。选项我会用，可是看不懂他输出的结果。有什么好办法，可以看懂各种软件的输出结果啊？

下面的程序输出的结果为

#include "stdio.h"rnmain()rnrn int a=-1;rn printf("%d,%o,%u\n",a,a,a);rnrn怎么算的啊，-1知道。177777是八进制，怎么算出来的呢。65535这个结果，也不知道怎么算出来的。希望得到详细的过程

jsp程序结果的输出写法

int tf1,tf2;rn tf1=Integer.parseInt(textField1.getText().trim());rn tf2=Integer.parseInt(textField2.getText().trim());rn int r=0;rn if(radioButton1.isSelected())rn r=tf1+tf2;rn rn if(radioButton2.isSelected())rn r=tf1-tf2;rn rn if(radioButton3.isSelected())rn r=tf1*tf2;rn rn rn if(radioButton4.isSelected())rn r=tf1/tf2;rn rn ……//???rn //若是在一个label中输出，怎么写？

这个程序片段输出的结果

这个程序片段输出的结果是True还是False？怎么理解，谢谢！！！rnrnprpItemKindSchema = new PrpTitemKindSchema();rnprpItemKindSchema_temp = preItemKindSchema;rn((BLProposal)request.getAttribute("Proposal")).getBLPrpTitemKind().setArr(preItemKindSchema);rnpreItemKindSchema.setProposalNo(strProposalNo);rnprpItemKindSchema_temp.setProposalNo(strProposalNo_temp);rnSystem.out.println(prpItemKindSchema..getProposalNo().equals(prpItemKindSchema_temp.rngetProposalNo()));rn

请教下列程序的输出结果？

第一个程序：rnrn[code=C#]rnpublic class MainClassrnrnrnrn public int num1 = 0;rnrn public static int num2 = 0;rnrn rnrn public void change(int i)rnrn rnrn i = 5;rnrn num2 = i;rnrn rnrn rnrn public void change(MainClass m)rnrn rnrn MainClass tmp = new MainClass();rnrn tmp.num1 = 9;rnrn m = tmp;rnrn rnrn rnrn public void add(int i)rnrn rnrn i += 10;rnrn num2 += 10;rnrn rnrn rnrn public void add(MainClass m)rnrn rnrn m.num1 += 20;rnrn rnrn rnrn public static void Main(string[] args)rnrn rnrn MainClass m = new MainClass();rnrn Console.WriteLine("A m1:0 m2:1", m.num1, MainClass.num2);rnrn rnrn m.change(m.num1);rnrn Console.WriteLine("B m1:0 m2:1", m.num1, MainClass.num2);rnrn rnrn m.change(m);rnrn Console.WriteLine("C m1:0 m2:1", m.num1, MainClass.num2);rnrn rnrn m = new MainClass();rnrn m.add(m.num1);rnrn Console.WriteLine("D m1:0 m2:1", m.num1, MainClass.num2);rnrn rnrn m.add(m);rnrn Console.WriteLine("E m1:0 m2:1", m.num1, MainClass.num2);rnrn rnrnrnrn[/code]rnrn第二个程序：rn[code=C#]rnpublic abstract class BaseClassrnrnrnrn public virtual void MethodA()rnrn rnrn Console.WriteLine("BaseClass :MethodA ");rnrn rnrn public abstract void MethodB();rnrnrnrn rnrnpublic class Class1 : BaseClassrnrnrnrn public override void MethodA()rnrn rnrn Console.WriteLine("Class1:MethodA ");rnrn rnrn public override void MethodB()rnrn rnrn Console.WriteLine("Class1:MethodB ");rnrn rnrnrnrn rnrnpublic class Class2 : Class1rnrnrnrn public override void MethodA()rnrn rnrn Console.WriteLine("Class2:MethodA ");rnrn rnrn rnrn new public void MethodB()rnrn rnrn Console.WriteLine("Class2:MethodB ");rnrn rnrnrnrn rnrnpublic class MainClassrnrnrnrn public static void Main(string[] args)rnrn rnrn Class1 c1 = new Class1();rnrn c1.MethodA();rnrn c1.MethodB();rnrn Class2 c2 = new Class2();rnrn c2.MethodA();rnrn c2.MethodB();rnrn rnrn Class1 c21 = c2 as Class1;rnrn c21.MethodA();rnrn c21.MethodB();rnrn rnrn BaseClass c11 = new Class1();rnrn c11.MethodA();rnrn c11.MethodB();rnrn BaseClass c22 = new Class2();rnrn c2.MethodA();rnrn c2.MethodB();rnrn rnrnrnrn[/code]rnrn是雅虎公司的面试题，请各问指教，谢谢~~

对程序输出结果的疑问？

#includernmain()rnrn char c1='a',c2='b',c3='c',c4='\101',c5='\116';rn printf("a%cb%c\tc%c\tabc\n",c1,c2,c3);rn printf("\t\b\b%c%c\n",c4,c5);rnrnrnrn输出结果为：rnaabb cc abcrnANrn rn为何不是rnaabb cc abcrn ANrn

问程序的输出结果是多少。

#include"stdio.h"rn long f(int n)rn rn if(n==0||n==1) return 1;rn else return n*f(n-1);rn rn main()rn printf("%d\n",f(5));

一段程序，判断输出结果

一段程序，判断输出结果，那位牛人给个详细解答啊！！！不胜感激！rnvoid main()rnrn char* a = "hello";rn char* b = "hello";rn char c;rn if(a==b)rn printf("yes");rn elsern printf("no");rnrnrnrn另问：rn是不是可以作如下判断，rnvoid main()rn if("hello"=="hello")rn printf("yes");rn elsern printf("no");rnrn

请问给程序的输出结果

main()rn rn int pid;rn printf(“just 1 process now.\n”);rn printf(“calling fork()…\n”);rn pid=fork();rn if (pid==0) /*子进程*/rn printf(“I am the child.\n”);rn execl(“/bin/ls”, “ls”, “-l”, “fork-test.c”, 0);rn perror(“exec error”);rn exit(1); /*子进程终止*/rn else if (pid>0)rn printf(“I am the parent.\n”);rn else printf(“fork failed. \n”); /*fork失败*/rn wait(0) /*父进程等待子进程终止*/rn printf(“program end. \n”);rnrn

程序输出结果不对啊

[code=java]rnimport java.util.Scanner;rnpublic class FindNearestPointsrn public static void main(String[] args)rn Scanner input = new Scanner(System.in);rn System.out.print("Enter the numbers of points: ");rn int numberOfPoints = input.nextInt();rnrn double[][] points = new double[numberOfPoints][2];rn System.out.print("Enter " + numberOfPoints + " points: ");rn for(int i = 0; i < points.length; i++)rn points[i][0] = input.nextDouble();rn points[i][1] = input.nextDouble();rn rnrn int p1 = 0, p2 = 0;rn double shortestDistance = distance(points[p1][0], points[p1][1], points[p2][0], points[p2][1]);rnrn for(int i = 0; i < points.length; i++)rn for(int j = i + 1; j < points.length; j++)rn double distance = distance(points[i][0], points[i][1], points[j][0], points[j][1]);rn if(shortestDistance > distance)rn p1 = i;rn p2 = j;rn shortestDistance = distance;rn rn rn rnrn System.out.println("The closest two points are " rn + "(" + points[p1][0] + "," + points[p1][1] + ") and (" + points[p2][0] + "," + points[p2][1] + ")");rn rnrn public static double distance(double x1, double y1, double x2, double y2)rn return Math.sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1));rn rnrn[/code]rndai@ubuntu:~/Programs/java$ javac FindNearestPoints.java rndai@ubuntu:~/Programs/java$ java FindNearestPoints rnEnter the numbers of points: 3rnEnter 3 points: 1 1 4 -3 4 9rnThe closest two points are (1.0,1.0) and (1.0,1.0)

下段程序输出的结果是什么

rn int main(void)rn rn int arr[5]=1,2,3,5,7;rn int *ptr=(int *)(&arr+1);rn printf ("%d, %d",*(arr+1),*(ptr-1));rn return 0;rn rn答案是：2，7rn请问输出7是为什么？rn

求下列程序的输出结果

main( )rnrn float i=1.1;rn int x,y;rn x=1.5;rn y=(x+3.5)/5;rn printf("%d\n",i*y);rnrnrn请分析一下该程序的输出结果

这个程序的输出结果是多少?

大家帮忙看一下:rn#includernusing namespace std;rnint k;rnint fun()rnrn return k++;rnrnint main()rnrn cout<

请分析下程序输出结果！！！

class A rnrnrnrnclass Test extends A rnrn public static void main( String[] args) rn A obj=new Test() ;rn rn System.out.println(obj);rn rn rnrnrnrn输出为： Test@de6cdern请问这个输出代表什么！是obj的内存地址吗？rn因该不是内存地址，因为每次编译输出结果都是这个，不可能每次分配的内存地址都是一个吧！ rnrn请解释的详细些！谢谢!

程序输出结果为什么出错？

这是一个操作符重载的代码，重载了+和+=，但是似乎在+=操作符时操作符的右值并不是+号操作符所返回的值，请教大虾这是何解？rn#include rnusing namespace std; rnrnclass Integer rn rnpublic: rnint i;rnInteger(int ii):i(ii)cout <<

这个程序输出什么结果?

public void test()rn parconter sc=new parconter ("AAA"); rn parconter ts=new parconter("BBB");rn sc="DDD";rn ts.add("CCC");rn system.out.println(sc);rn system.out.println(ts);rnrn 打印出sc和test,会输出什么结果?rn 这个程序输出什么结果?

面试题，写出下面代码的时间复杂度。

[code=c]rnint i = 1；rnwhile(i <= n)rni = i*5;rn[/code]rnrn另外什么是时间复杂度，还有什么是空间复杂度

一段简单的代码，请写出输出结果。（有关operator+ 和临时对象）

// 一个简单的模拟string的类rn#include rn#include rnusing namespace std;rnrnclass MyStringrnrnpublic:rn MyString(const char* pStr)rn : m_pStr(NULL)rn rn m_pStr = new char[strlen(pStr) + 1];rn strcpy(m_pStr, pStr);rn rnrn MyString(const MyString& myStr)rn : m_pStr(NULL)rn rn const char *pStr = myStr.GetStrBuffer();rn m_pStr = new char[strlen(pStr) + 1];rn strcpy(m_pStr, pStr);rn rnrn ~MyString()rn rn delete [] m_pStr;rn m_pStr = NULL;rn rnrn MyString& operator += (const MyString& rv)rn rn const char *pStr = rv.GetStrBuffer();rn char *pTempStr = new char[strlen(m_pStr) + strlen(pStr) + 1];rn strcpy(pTempStr, m_pStr);rn strcat(pTempStr, pStr);rn delete [] m_pStr;rn m_pStr = pTempStr;rn return *this;rn rnrn const char* GetStrBuffer() constrn rn return m_pStr;rn rnrnprivate:rn char *m_pStr;rn;rnrnMyString& operator + (const MyString& lv, const MyString& rv)rnrn return (MyString(lv) += rv);rnrnrnostream& operator << (ostream& os, const MyString& myStr)rnrn return os << myStr.GetStrBuffer();rnrnrnint main(int argc, _TCHAR* argv[])rnrn string stdstra("stdstra");rn string stdstrb("stdstrb");rn cout << stdstra + stdstrb << endl;rn MyString strA("strA");rn MyString strB("strB");rn cout << strA + strB << endl;rn return 0;rnrnrn就这样一段代码，简单模拟了一个String类，但是却在strA + strB的时候卡壳了。rn我不解的是operator +()返回的应该是一个临时对象，但是调试中没有发现临时对象的产生，在函数中就直接析构返回了。rn请大侠们帮忙分析下，同样的std::string没有问题（返回的时候通过拷贝构造函数成功创建一个临时对象）。

可以用各种语言请帮我写出这样的输出结果谢谢

最好是循环写出来谢谢了rn rn 技术区rn rn 网页技术rn rn JavaScriptrn rn HTML/XHTML/CSSrn Ajaxrn 网页制作工具rn 设计/图形rn Flash/多媒体rn VML/Web3Drn rn rn rn Web编程rn rn Javarn rn .Netrn ASP/VBScriptrn PHPrn Perl/Pythonrn Web综合/开源rn rn rn rn rn rn 二级目录rn rn 三级目录rn rn 四级目录rn rn 五级目录rn rn ......rn rn 第n级目录rn rn 叶结点1rn rn 叶结点2rn 叶结点3rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn rn

下面程序的结果是多少？怎么分析的谢谢！！！！

[code=C/C++]rnclass Basernpublic:rn int m_a;rn Base(int a = 2):m_a(a)printf("A %d",m_a);rn virtual ~Base() printf("B %d",m_a);rn;rnclass Derived : public Base rnpublic:rn Derived (int a = 4):Base(a)printf("C %d",m_a);rn ~Dwrived ()printf("D %d",m_a);rn;rnint main()rnrn Base *aa,bb;rn aa =new Derived;rn delete aa;rn return 0;rnrnrnrnrn[/code]

诺诺的问下，下面程序的结果以及原因

#includernvoid main()rnint i;rn for(i=0;i,++i);rn rn

谁能告诉我下面程序的编译结果？

您能把此程序 --编译-- 的结果告诉我吗？rn(注意：是编译的结果！！！我不要执行结果！)rn还有它的执行的详细过程告诉我吗？rn#inclde rnclass CShapernrn public:rn virtual void display()cout<<<<<<display();rnrn//------------------------------------------------------------------------rn您能把此程序 --编译-- 的结果告诉我吗？rn(注意：是编译的结果！！！我不要执行结果！)rn还有它的执行的详细过程告诉我吗？

高手分析一下下面程序的结果

#include rnusing namespace std;rnrnint main()rnrn int n = 1;rn char m = 'a';rn int j = 3;rn int k = 4;rn cout<<

下面程序的输结果是什么，为什么？？？

#includern#include rn#include rn#include rn#include rn#include rntypedef struct AArnrn int b1:5;rn int b2:2;rnAA;rnvoid main()rnrn AA aa;rn char cc[100];rn strcpy(cc,"0123456789abcdefghijklmnopqrstuvwxyz");rn memcpy(&aa,cc,sizeof(AA));rn cout << aa.b1 <

高手请解释一下下面程序的结果

#include rn#define pow(x) (x*x)rnrnint main()rnrnprintf("Hello world!\n");rnrnrnint i=3;rnint j=pow(i++);rnint k=pow(i++);rnprintf("%d\n",j);rnprintf("%d\n\n",k);rnrnrnint i=3;rnprintf("%d\n",i);rnint m=((i++)*(i++));rnint n=(i++*i++);rnprintf("%d\n",m);rnprintf("%d\n",n);rnrnreturn 0;rnrn在vc，和gcc的编译器中编译的结果都是9，25.rn按照运算符的优先级的运算法则结果不该是这个的，就是启用优化第二个的结果也不该是那个！！rn汗

2011阿里巴巴程序设计公开赛-题目下载

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写出下面程序的输出结果 [问题点数：20分]