double Calc(double a, double b, string oper){	double result = 0;	const char *p = oper.c_str();	if (p != NULL)	{		switch (*p)		{		case ‘+‘:			result = a + b; break;		case ‘-‘:			result = a - b; break;		case ‘*‘:			result = a * b; break;		case ‘/‘:			result = a / b; break;		default: result = 0; break;		}	}	return result;}int main(int argc,char* argv[]) { #if 0	int value; 	value=http://www.mamicode.com/cal(); "the result is:%d\n",value); 	int src[]={8, 8, 8, 1};	printf("  %d \n",calc(src));	//getchar();#endif	//-----------------------------------	double nums[] = { 8, 8, 8, 1 };	string x = "", y = "", z = "";	double a = 0, b = 0, c = 0, d = 0;	for (int i = 0; i < 4; i++)	{		for (int j = 0; j < 4; j++)		{			for (int k = 0; k < 4; k++)			{				x = i == 0 ? "+" : i == 1 ? "-" : i == 2 ? "*" : "/";				y = j == 0 ? "+" : j == 1 ? "-" : j == 2 ? "*" : "/";				z = k == 0 ? "+" : k == 1 ? "-" : k == 2 ? "*" : "/";				for (int ia = 0; ia < 4; ia++)				{					a = nums[ia];					for (int ib = 0; ib < 4; ib++)					{						if (ia == ib)						{							continue;						}						b = nums[ib];						for (int ic = 0; ic < 4; ic++)						{							if (ic == ia || ic == ib)							{								continue;							}							c = nums[ic];							d = nums[6 - ia - ib - ic];							if (abs(Calc(Calc(a, b, x), Calc(c, d, z), y) - (double)24) < 0.01)							{								printf("(%f %s %f) %s ( %f %s %f) = 24 \n", a, x.c_str(), b, y.c_str(), c, z.c_str(), d);								break;															}							if (abs(Calc(Calc(Calc(a, b, x), c, y), d, z) - (double)24) < 0.01)							{								printf("((%f %s %f)%s %f)%s %f = 24 \n", a, x.c_str(), b, y.c_str(), c, z.c_str(), d);								break;															}							if (abs(Calc(Calc(a, Calc(b, c, y), x), d, z) - (double)24) < 0.01)							{								printf("(%f %s (%f %s %f)) %s %f = 24 \n",a, x.c_str(), b, y.c_str(), c, z.c_str(), d);								break;															}							if (abs(Calc(a, Calc(b, Calc(c, d, z), y), x) - (double)24) < 0.01)							{ 								printf("%f %s (%f %s (%f %s  %f)) = 24 \n", a, x.c_str(), b, y.c_str(), c, z.c_str(), d);								break;																//System.Console.WriteLine(Math.Abs(Calc(a, Calc(b, Calc(c, d, z), y), x)));							}							if (abs(Calc(a, Calc(Calc(b, c, y), d, z), x) - (double)24) < 0.01)							{								printf("%f %s ((%f %s %f)%s %f) = 24 \n", a, x.c_str(), b, y.c_str(), c, z.c_str(), d);								break;															}						}					}				}			}		}	}	getchar();	return 0; } 

#ifndef __HELLOWORLD_SCENE_H__#define __HELLOWORLD_SCENE_H__#include "cocos2d.h"#include "Box2D/Box2D.h"#include "MenuLayer.h"#include "SimpleAudioEngine.h"class HelloWorld : public cocos2d::CCLayer{public:    // Here‘s a difference. Method ‘init‘ in cocos2d-x returns bool, instead of returning ‘id‘ in cocos2d-iphone    virtual bool init();      // there‘s no ‘id‘ in cpp, so we recommand to return the exactly class pointer    static cocos2d::CCScene* scene();        // a selector callback    virtual void menuStartCallback(CCObject* pSender);    // implement the "static node()" method manually         LAYER_NODE_FUNC(HelloWorld);};#endif  // __HELLOWORLD_SCENE_H__

#include "HelloWorldScene.h"#include "MenuLayer.h"using namespace cocos2d;CCScene* HelloWorld::scene(){    CCScene * scene = NULL;    do     {        // ‘scene‘ is an autorelease object        scene = CCScene::node();        CC_BREAK_IF(! scene);        // ‘layer‘ is an autorelease object        HelloWorld *layer = HelloWorld::node();        CC_BREAK_IF(! layer);        // add layer as a child to scene        scene->addChild(layer);    } while (0);    // return the scene    return scene;}// on "init" you need to initialize your instancebool HelloWorld::init(){    bool bRet = false;    do     {        //////////////////////////////////////////////////////////////////////////        // super init first        //////////////////////////////////////////////////////////////////////////        CC_BREAK_IF(! CCLayer::init());        //////////////////////////////////////////////////////////////////////////        // add your codes below...        //////////////////////////////////////////////////////////////////////////                CCSize mysize = CCDirector::sharedDirector()->getWinSize();        MenuLayerMainMenu *MyMenu = new MenuLayerMainMenu();        this->addChild(MyMenu);        bRet = true;    } while (0);    return bRet;}void HelloWorld::menuStartCallback(CCObject* pSender){    CCLog("1234");}

#ifndef __MENULAYER_H__#define __MENULAYER_H__#include "cocos2d.h"using namespace cocos2d;class MenuLayerMainMenu : public CCLayer{public:    MenuLayerMainMenu();    ~MenuLayerMainMenu()    {    }public:    virtual void menuCallbackEnable(CCObject* pSender);};#endif

#include "cocos2d.h"#include "MenuLayer.h"#include "HelloWorldScene.h"#include "GameScene.h"MenuLayerMainMenu::MenuLayerMainMenu(){    CCSize size = CCDirector::sharedDirector()->getWinSize();    // Font Item    CCMenuItemFont *itemFont = CCMenuItemFont::itemWithString("Start Game", this, menu_selector(MenuLayerMainMenu::menuCallbackEnable) );    itemFont->setFontSizeObj(20);    itemFont->setFontName("Marker Felt");    itemFont->setColor( ccc3(200,200,255) );    itemFont->setPosition(ccp(size.width/2,size.height/2));    CCMenu* menu = CCMenu::menuWithItems(itemFont, NULL);    addChild(menu);    menu->setPosition(CCPointZero);}void MenuLayerMainMenu::menuCallbackEnable(CCObject* pSender){    CCLog("1234");    CCScene *s=GameScene::scene();      CCDirector::sharedDirector()->replaceScene(s); }

#ifndef _POKER_H_#define _POKER_H_#include "cocos2d.h"using namespace cocos2d;class PokerSprite:public CCSprite{public:    PokerSprite();    static PokerSprite* createPokerSprite(int number,float pointx,float pointy,int width,int height);    void setPokerRect(const CCRect& rect);    CCRect& GetPokerRect();    int getNumber();    void setNumber(int number);   // LAYER_NODE_FUNC(HelloWorld);private:    int m_number;    CCLabelTTF* m_lablenumber;    CCLayerColor* m_layercolor;    CCRect PokerRect;    void initPokerSprite(int number,float pointx,float pointy,int width,int height);};#endif // !_SQUARE_SPRITE_H_

#include "Poker.h"PokerSprite::PokerSprite():m_number(0),m_lablenumber(NULL),m_layercolor(NULL){}PokerSprite* PokerSprite::createPokerSprite(int number,float pointx,float pointy,int width,int height){    PokerSprite *pSprite = new PokerSprite();    if (pSprite && pSprite->init())    {        pSprite->autorelease();        pSprite->initPokerSprite( number, pointx, pointy, width, height);        return pSprite;    }    CC_SAFE_DELETE(pSprite);    return NULL;}int PokerSprite::getNumber(){    return m_number;}void PokerSprite::setNumber(int number){    m_number=number;    m_lablenumber->setString("");    m_layercolor->setColor(ccc3(200,190,180));    if (m_number>0)    {        CCString Poker ;         Poker.initWithFormat("%i",m_number);        m_lablenumber->setString(Poker.getCString());            }}void PokerSprite::setPokerRect(const CCRect& rect){    PokerRect = rect;}CCRect& PokerSprite::GetPokerRect(){    return PokerRect;}void PokerSprite::initPokerSprite(int number,float pointx,float pointy,int width,int height){    m_number=number;    m_layercolor=CCLayerColor::layerWithColor(ccc4(200,190,180,255),width,height);    m_layercolor->setPosition(ccp(pointx,pointy));    this->addChild(m_layercolor);    //创建字体    m_lablenumber=CCLabelTTF::labelWithString("","arial.ttf",50);    m_lablenumber->setColor(ccc3(0,0,0));    m_lablenumber->setPosition(ccp(m_layercolor->getContentSize().width/2,m_layercolor->getContentSize().height/2));    m_layercolor->addChild(m_lablenumber);    setNumber(number);    CCRect PokerRect = CCRect(pointx, pointy, width, height);    setPokerRect(PokerRect);}

#ifndef __GAME_SCENCE_H__#define __GAME_SCENCE_H__#include "cocos2d.h"#include "Poker.h"class GameScene : public cocos2d::CCLayer{public:        virtual bool init();      virtual void registerWithTouchDispatcher();    virtual bool ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent);      virtual void ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent);      static cocos2d::CCScene* scene();public:    virtual void menuCallbackSUBMIT(CCObject* pSender);    virtual void menuCallbackNEXT(CCObject* pSender);    virtual void menuCallbackPLUS(CCObject* pSender);    virtual void menuCallbackDEC(CCObject* pSender);    virtual void menuCallbackMULTIPLY(CCObject* pSender);    virtual void menuCallbackDIVIDE(CCObject* pSender);    virtual void menuCallbackLBracket(CCObject* pSender);    virtual void menuCallbackRBracket(CCObject* pSender);    virtual void menuCallbackDEL(CCObject* pSender);    PokerSprite* m_PokerSquares[4];      LAYER_NODE_FUNC(GameScene);public:    int PokerNum[4];};#endif

#include "cocos2d.h"#include "GameScene.h"#include "Poker.h"#define  LABEL_IN_PUT   1int add_fun(int x,int y){return x+y;} int sub_fun(int x,int y){return x-y;} int mul_fun(int x,int y){return x*y;} int div_fun(int x,int y){return x/y;} int (*func[])(int ,int)={add_fun,sub_fun,mul_fun,div_fun}; int num,curch; char chtbl[]="+-*/()="; char corch[]="+-*/()=0123456789"; char * test = NULL;int getid() {     int i;     if(*test>=‘0‘&& *test<=‘9‘)     {         for(num=0;*test>=‘0‘&&*test<=‘9‘;test++)             num=10*num+(*test-‘0‘);          return -1;     }     else    {         for(i=0;chtbl[i];i++)             if(chtbl[i]==*test)                 break;         if(i<=5)             test++;         return i;     } } int cal() {     int x1,x2,x3,op1,op2,i;     i=getid();     if(i==4)         x1=cal();     else        x1=num;     op1=getid();     if(op1>=5)         return x1;     i=getid();     if(i==4)         x2=cal();     else        x2=num;     op2=getid();     while(op2!=6 && op2!= 5)     {         i=getid();         if(i==4)             x3=cal();         else            x3=num;         if((op1/2==0)&&(op2/2==1))             x2=(*func[op2])(x2,x3);         else        {             x1=(*func[op1])(x1,x2);             x2=x3;             op1=op2;         }            op2=getid();     }     return (*func[op1])(x1,x2); } bool GameScene::init(){    bool ret=false;    do    {        CC_BREAK_IF(!CCLayer::init());         /* 设置允许触屏事件 */        this->setIsTouchEnabled(true);        CCSize winSize = CCDirector::sharedDirector()->getWinSize();        int SquareSize=(winSize.width-10*5)/4;        CCLayerColor* layerColorBG= CCLayerColor::layerWithColor(ccc4(180,170,160,255));          this->addChild(layerColorBG,0);          for (int x = 0; x < 4; x++)        {   int randNum = rand() % 13;             randNum++;            //PokerNum[x] = randNum;            PokerSprite* pSquareSprite=PokerSprite::createPokerSprite(randNum,(winSize.width - SquareSize*4)/2 + (x) * (SquareSize),winSize.height - SquareSize ,SquareSize,SquareSize);              m_PokerSquares[x] =  pSquareSprite;            this->addChild(pSquareSprite);        }                /* 下一题按钮 */        CCMenuItemFont *itemNEXT = CCMenuItemFont::itemWithString("NEXT", this, menu_selector(GameScene::menuCallbackNEXT) );        itemNEXT->setFontSizeObj(25);        itemNEXT->setFontName("Marker Felt");        itemNEXT->setColor( ccc3(0,0,0) );        itemNEXT->setPosition(ccp(winSize.width / 2 + 100,winSize.height/5));        /* 提交按钮 */        CCMenuItemFont *itemSUBMIT = CCMenuItemFont::itemWithString("SUBMIT", this, menu_selector(GameScene::menuCallbackSUBMIT) );        itemSUBMIT->setFontSizeObj(25);        itemSUBMIT->setFontName("Marker Felt");        itemSUBMIT->setColor( ccc3(0,0,0) );        itemSUBMIT->setPosition(ccp(winSize.width / 2 + 200,winSize.height/5));        /* + - * / ( ) 按钮 */         CCMenuItemFont *itemPLUS = CCMenuItemFont::itemWithString(" + ", this, menu_selector(GameScene::menuCallbackPLUS) );         itemPLUS->setColor( ccc3(0,0,0) );         itemPLUS->setPosition(ccp(20,winSize.height/5));         CCMenuItemFont *itemDEC = CCMenuItemFont::itemWithString(" - ", this, menu_selector(GameScene::menuCallbackDEC) );         itemDEC->setColor( ccc3(0,0,0) );         itemDEC->setPosition(ccp(70,winSize.height/5));         CCMenuItemFont *itemMULTIPLY = CCMenuItemFont::itemWithString(" * ", this, menu_selector(GameScene::menuCallbackMULTIPLY) );         itemMULTIPLY->setColor( ccc3(0,0,0) );         itemMULTIPLY->setPosition(ccp(120,winSize.height/5));         CCMenuItemFont *itemDIVIDE = CCMenuItemFont::itemWithString(" / ", this, menu_selector(GameScene::menuCallbackDIVIDE) );         itemDIVIDE->setColor( ccc3(0,0,0) );         itemDIVIDE->setPosition(ccp(170,winSize.height/5));         CCMenuItemFont *itemLBracket = CCMenuItemFont::itemWithString(" ( ", this, menu_selector(GameScene::menuCallbackLBracket) );         itemLBracket->setColor( ccc3(0,0,0) );         itemLBracket->setPosition(ccp(220,winSize.height/5));         CCMenuItemFont *itemRBracket = CCMenuItemFont::itemWithString(" ) ", this, menu_selector(GameScene::menuCallbackRBracket) );         itemRBracket->setColor( ccc3(0,0,0) );         itemRBracket->setPosition(ccp(270,winSize.height/5));         CCMenuItemFont *itemDEL = CCMenuItemFont::itemWithString(" Clean ", this, menu_selector(GameScene::menuCallbackDEL) );         itemDEL->setFontSizeObj(20);         itemDEL->setColor( ccc3(0,0,0) );         itemDEL->setPosition(ccp(winSize.width - 30, winSize.height/2));        CCMenu* menu = CCMenu::menuWithItems(itemNEXT,itemSUBMIT,itemPLUS,itemDEC,itemMULTIPLY,itemDIVIDE,itemLBracket,itemRBracket,itemDEL, NULL);        this->addChild(menu);        menu->setPosition(CCPointZero);        /* 静态文本框 */        CCLabelTTF* label = CCLabelTTF::labelWithString("", "Arial", 30);        addChild(label, 1, LABEL_IN_PUT);        label->setPosition( ccp(winSize.width/2, winSize.height/2) );        ret=true;    }while(0);    return ret;}CCScene* GameScene::scene(){    CCScene *scene=NULL;    do    {        scene=CCScene::node();        CC_BREAK_IF(!scene);        GameScene *my=GameScene::node();//需要定义CREATE_FUNC(MyLayer)宏        CC_BREAK_IF(!my);        scene->addChild(my);    }while(0);    return scene;}void GameScene::menuCallbackDEL(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    label->setString("");}void GameScene::menuCallbackNEXT(CCObject* pSender){    for (int x = 0; x < 4; x++)    {   int randNum = rand() % 13;         randNum++;        //PokerNum[x] = randNum;        m_PokerSquares[x]->setNumber(randNum);       }     CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);     label->setString("");}void GameScene::menuCallbackSUBMIT(CCObject* pSender){    /* 计算值 */    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘=‘;    *(TempString + size + 1 ) = ‘\0‘;    test = TempString;    int value = http://www.mamicode.com/cal();"%d",value);}/* +按钮回调函数 */void GameScene::menuCallbackPLUS(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘+‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}/* -按钮回调函数 */void GameScene::menuCallbackDEC(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘-‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}/* *按钮回调函数 */void GameScene::menuCallbackMULTIPLY(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘*‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}/* /按钮回调函数 */void GameScene::menuCallbackDIVIDE(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘/‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}/* (按钮回调函数 */void GameScene::menuCallbackLBracket(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘(‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}/* )按钮回调函数 */void GameScene::menuCallbackRBracket(CCObject* pSender){    CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);    const char * StringALready = label->getString();    int size = strlen(StringALready);    char * TempString = (char *)malloc(size + 2);    TempString = strcpy(TempString, StringALready);    *(TempString + size ) = ‘)‘;    *(TempString + size + 1 ) = ‘\0‘;    label->setString(TempString);}bool GameScene::ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent){    //CCLog("Began");    return true;}void itoa(int i,char*string){    int power,j;    j=i;    for(power=1;j>=10;j/=10)        power*=10;    for(;power>0;power/=10)    {        *string++=‘0‘+i/power;        i%=power;    }    *string=‘\0‘;}void GameScene::ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent){    /* 获取POKER的数字 并添加到文本框 */    CCPoint touchPoint=convertTouchToNodeSpace(pTouch);    for (int x = 0; x < 4; x++)    {        CCRect temp = m_PokerSquares[x]->getTextureRect();        if(m_PokerSquares[x]->boundingBox().CCRectContainsPoint(m_PokerSquares[x]->GetPokerRect(),touchPoint))        {            char * Temp = (char*)malloc(10);            int num = m_PokerSquares[x]->getNumber();            itoa(num, Temp);            CCLog(Temp);            CCLabelTTF* label = (CCLabelTTF*)getChildByTag(LABEL_IN_PUT);            const char * StringALready = label->getString();            int size = strlen(StringALready);            char * TempString = (char *)malloc(size + 3);            TempString = strcpy(TempString, StringALready);            if (num >0 && num <= 9)            {                *(TempString + size ) = ‘0‘ + num;                *(TempString + size + 1 ) = ‘\0‘;            }            else            {                *(TempString + size ) = ‘0‘ + (num / 10);                *(TempString + size + 1 ) = ‘0‘ + (num % 10);                *(TempString + size + 2 ) = ‘\0‘;            }                                                label->setString(TempString);        }    }   // CCLog("%f %f",touchPoint.x, touchPoint.y);}void GameScene::registerWithTouchDispatcher(){    /* 注册触屏事件 */    CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this, 0, true);}