写出下面程序的输出结果 [问题点数:20分]

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写出程序输出结果
#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 <
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]
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
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<em>输出</em> main 还是 reproduce 呢???
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]
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]
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]
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]
写出下面程序输出结果,并简述理由---面试题
<em>写出</em><em>下面</em><em>程序</em>的<em>输出</em><em>结果</em>,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,<em>输出</em><em>结果</em>为4; 当1200改为2,
写出程序输出结果,并解析为什么?
[code=C#]rnrn6. <em>写出</em><em>程序</em>的<em>输出</em><em>结果</em>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]
写出程序段的输出结果???
rn
写出输出结果(17)
<em>下面</em>是合法的java<em>程序</em>吗?如果是,请<em>写出</em><em>输出</em><em>结果</em>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<em>输出</em>“1 1”,可是运行后<em>输出</em>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输出结果
谁能解释一下<em>下面</em><em>程序</em>的<em>输出</em><em>结果</em>,<em>输出</em>的不是-3!rnrn unsigned int i=3;rn cout<
求教下面程序输出结果是多少?
class A rn rnpublic: rn A() cout<<
写出下面程序的运行结果(60分)
1. <em>写出</em>下列<em>程序</em>的运行<em>结果</em>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<em>写出</em>下列<em>程序</em>的运行<em>结果</em>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<em>写出</em>下列<em>程序</em>的运行<em>结果</em>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<em>写出</em>下列<em>程序</em>的运行<em>结果</em>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<em>输出</em>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<em>结果</em>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<em>程序</em>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<em>结果</em>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(&quot;b&quot;); 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<em>下面</em><em>程序</em><em>输出</em> :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(&quot;i=&quot; + testI.test()); } priva...
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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
<em>写出</em>printf的<em>输出</em><em>结果</em>。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<em>输出</em>的<em>结果</em>应该是优异啊 rnrnrn怎么<em>输出</em>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<<
程序输出结果
<em>程序</em>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
<em>程序</em>如下:rn#includernvoid main()rnrn int i(8),j(4),k;rn k=ij?i:d)<<
程序输出结果
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<em>输出</em><em>结果</em>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<em>程序</em>的<em>输出</em><em>结果</em>
程序输出结果
有以下<em>程序</em>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<em>程序</em>运行后的<em>输出</em><em>结果</em>是 ?怎么算出来的呢?3x
???程序输出结果???
rn请问一下<em>程序</em>将<em>输出</em>什么<em>结果</em>?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
一个程序输出结果
大家好,帮忙看看<em>下面</em>这个<em>程序</em>的<em>输出</em><em>结果</em>,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<em>程序</em>分别<em>输出</em>什么<em>结果</em>?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<em>写出</em>下列<em>程序</em>的运行<em>结果</em>。#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(
求解释下面程序结果
求解释<em>下面</em><em>程序</em>的<em>结果</em>:rn#includernint main(void)rnrn int i;rn for(i=4;i);rn rn
下面这个程序结果是什么?
#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<em>下面</em><em>程序</em>的执行<em>结果</em>: interface InterfaceA { String S = &quot;good &quot;; void f(); } abstract class ClassA { abstract void g(); } class ClassB extends ClassA implements InterfaceA { void g() { System.o...
下面C程序输出结果是什么呢?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<em>结果</em>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<em>结果</em>是:3,1,0,0rn请问printf函数的<em>输出</em>表列是怎么<em>输出</em>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<em>输出</em>Cengineer类的name和age。若改为先继承Cleader类的话,就<em>输出</em>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?
<em>下面</em><em>程序</em><em>输出</em>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
下面这段程序输出结果是?()
<em>下面</em>这段<em>程序</em>的<em>输出</em><em>结果</em>是?() public class Leaf { int i = 0; static int j=0; Leaf increment() { i++; j++; return this; } void print() { System.out.println(&quot;i = &quot; + i+&quot; ,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
输出下面魔方阵结果的代码
求<em>输出</em><em>下面</em><em>结果</em>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
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提问人家下面输出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
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有如下表及其数据记录:rnrn姓名 里程 <em>结果</em>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<em>输出</em><em>结果</em>: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<em>输出</em>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(<em>结果</em>) as 合格数 from tab where <em>结果</em>='合格' group by 姓名) as b on a.姓名=b.姓名 rnfull joinrn(select 姓名,count(<em>结果</em>) as 不合格数 from tab where <em>结果</em>='不合格' group by 姓名) as c on a.姓名=c.姓名
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#include rnvoid main()rn rnint a=2,b=-1,c=2;rn if(a
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jsp程序结果输出写法
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<em>输出</em>,怎么写?
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这个<em>程序</em>片段<em>输出</em>的<em>结果</em>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
请教下列程序输出结果
第一个<em>程序</em>: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<em>程序</em>: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~~
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<em>输出</em><em>结果</em>为:rnaabb cc abcrnANrn rn为何不是rnaabb cc abcrn ANrn
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一段程序,判断输出结果
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请问给程序输出结果
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
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[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)
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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<em>输出</em>7是为什么?rn
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请分析下程序输出结果!!!
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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<em>输出</em>什么<em>结果</em>?rn 这个<em>程序</em><em>输出</em>什么<em>结果</em>?
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[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
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// 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<em>写出</em>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<em>程序</em> --编译-- 的<em>结果</em>告诉我吗?rn(注意:是编译的<em>结果</em>!!!我不要执行<em>结果</em>!)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<em>程序</em> --编译-- 的<em>结果</em>告诉我吗?rn(注意:是编译的<em>结果</em>!!!我不要执行<em>结果</em>!)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结果
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2011阿里巴巴程序设计公开赛-题目下载
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