把握命运，追逐梦想

对自己所做的事要有兴趣，同时还要能够坚持不懈

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C++练习5作业

//train.h
#pragma once
#include"stdafx.h"

class Train
{
public:
    Train(int seatNum);
    virtual ~Train(void);

    bool sellOneTicket(int p[]);
    bool sellTwoTickets(int p[]);
    bool sellThreeTickets(int p[]);
    bool sellFourTickets(int p[]);
private:
    int *m_pSeat;
    int m_seatNum;
    int m_leavingSeat;
};
//TicketSell.h
#pragma once
#include"Train.h"
#include"func.h"
// stdafx.h : 标准系统包含文件的包含文件，
// 或是经常使用但不常更改的
// 特定于项目的包含文件
//

#pragma once

#include "targetver.h"

#include <stdio.h>
#include <tchar.h>
#include<memory.h>



// TODO: 在此处引用程序需要的其他头文件
#include <iostream>
#include <fstream>
#include <vector>
#include <string>
#include <algorithm>
using namespace std;
//func.h
#pragma once
#include"stdafx.h"

bool GetRequest(int *p);
void OutputResult(int * SeatNum, int Count);
//func.cpp

#include"func.h"

bool GetRequest(int *p)
{
    static bool first = true;
    static string from = "d:\\request.txt";
    static ifstream is(from.c_str());
    static istream_iterator <int> ii(is);
    static istream_iterator <int> eos;
    static vector<int> b(ii,eos);
    static vector< int>::iterator it  = b.begin();
    if(it == b.end()) return false;
    *p = *(it++);
return true;
}
void OutputResult(int * SeatNum, int Count)
{
    string to = "d:\\result.txt";
    ofstream os(to.c_str(),ios_base::app);
    ostream_iterator <int> oi(os ,",");
    vector< int> ov(SeatNum,SeatNum + Count);
    os << endl<<"======================="<<endl;
    copy(ov.begin(),ov.end(),oi);
}
// TicketSell.cpp : 定义控制台应用程序的入口点。
//

#include"TicketSell.h"
#include"stdafx.h"

void funcmain();

int _tmain(int argc, _TCHAR* argv[])
{
    
    funcmain();
    return 0;
}

void funcmain()
{
    Train train(80);
    int num = 0;

    if(!GetRequest(&num))
    {
        cout<<"wrong"<<endl;
    }
}

//Train.cpp
#include "Train.h"

Train::Train(int seatNum)
{
    seatNum = seatNum - seatNum%8;             //车厢座位自动向下调整为8的倍数
    this->m_seatNum = seatNum;
    this->m_leavingSeat = seatNum;
    this->m_pSeat = new int[seatNum];
    memset(this->m_pSeat,0,this->m_seatNum*sizeof(int));
    
}

Train::~Train(void)
{
    delete[] this->m_pSeat;
}


bool Train::sellOneTicket(int p[])
{
    if(this->m_leavingSeat == 0)
        return false;
    for(int i = 0; i < this->m_seatNum; i++)
    {
        if(this->m_pSeat[i] == 0)
        {
            this->m_pSeat[i] = 1;
            this->m_leavingSeat--;
            *p = i+1;
            return true;
        }
    }
    return true;
}

bool Train::sellTwoTickets(int p[])
{
    if(this->m_leavingSeat <2)
        return false;
    for(int i = 0; i < this->m_seatNum; i+=2)
    {
        if(this->m_pSeat[i] == 0 && this->m_pSeat[i+1]==0)
        {
            this->m_pSeat[i] = 1;
            this->m_pSeat[i+1] = 1;
            this->m_leavingSeat-=2;
            p[0] = i+1;
            p[1] = i+2;
            return true;
        }
    }
    for(int i = 0, j = 0; i < this->m_seatNum && j <2; i++)
    {
        if(this->m_pSeat[i] == 0 )
        {
            this->m_pSeat[i] = 1;
            this->m_leavingSeat--;
            p[j] = i+1;
            j++;
        }
    }
    return true;
}

bool Train::sellThreeTickets(int p[])
{
    if(this->m_leavingSeat < 3)
        return false;
    for(int i = 0; i < this->m_seatNum; i+=8)
    {
        if(this->m_pSeat[i] + this->m_pSeat[i+1] + this->m_pSeat[i+4] + this->m_pSeat[i+5] < 2)
        {
            for(int j = 0, k = 0; j < 6 && k<3; )
            {
                if(this->m_pSeat[i+j] == 0)
                {
                    this->m_pSeat[i+j] = 1;
                    this->m_leavingSeat--;
                    p[k]= i+j+1;
                    k++;
                }
                if(j%2 == 0)
                {
                    j++;
                }
                else
                {
                    j+=3;
                }

            }
            
        }
        return true;
    }
    for(int i = 0, j = 0; i < this->m_seatNum && j <3; i++)
    {
        if(this->m_pSeat[i] == 0 )
        {
            this->m_pSeat[i] = 1;
            this->m_leavingSeat--;
            p[j] = i+1;
            j++;
        }
    }
    return true;

}
bool Train::sellFourTickets(int p[])
{
    if(this->m_leavingSeat < 4)
        return false;
    for(int i = 0; i < this->m_seatNum; i+=8)
    {
        if(this->m_pSeat[i] == 0 && this->m_pSeat[i+1]==0 && this->m_pSeat[i+4]==0 && this->m_pSeat[i+5]==0)
        {
            this->m_pSeat[i] = 1;
            this->m_pSeat[i+1] = 1;
            this->m_pSeat[i+4]= 1;
            this->m_pSeat[i+5]= 1;
            this->m_leavingSeat-=4;
            p[0] = i+1;
            p[1] = i+2;
            p[2]= i+5;
            p[3] = i+6;
            return true;
        }
        if(this->m_pSeat[i+2] == 0 && this->m_pSeat[i+3]==0 && this->m_pSeat[i+6]==0 && this->m_pSeat[i+7]==0)
        {
            this->m_pSeat[i+2] = 1;
            this->m_pSeat[i+3] = 1;
            this->m_pSeat[i+6]= 1;
            this->m_pSeat[i+7]= 1;
            this->m_leavingSeat-=4;
            p[0] = i+3;
            p[1] = i+4;
            p[2]= i+7;
            p[3] = i+8;
            return true;
        }
    }
    for(int i = 0, j = 0; i < this->m_seatNum && j <4; i++)
    {
        if(this->m_pSeat[i] == 0 )
        {
            this->m_pSeat[i] = 1;
            this->m_leavingSeat--;
            p[j] = i+1;
            j++;
        }
    }
    return true;

}

posted on 2009-08-20 12:05 把握命运 阅读(248) 评论(0)  编辑 收藏 引用


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