#include<iostream>
#include<fstream>
#include<conio.h>
#include<string.h>
#include<stdlib.h>
#include <iomanip>
using namespace std;

#define MAX 20

int Number,Money;                                                    //全局量：项目个数,投资金额

，投资收益
float maxincome;

typedef struct                                    
{
    char  name[MAX];
    float money[MAX];
    float power[1][MAX];
    int   invest_num;
}Project;

void Input(Project *pro[])                                           //项目信息输入
{
    int i,j;
    cout<<"请输入投资项目个数："<<endl;
    cin>>Number;
    cout<<"请输入投资资金："<<endl;
    cin>>Money;
    for(i=0;i<Number;i++)                                                               
    {
        pro[i]=new Project;
        cout<<"请输入第"<<i+1<<"个项目名称\n";
        cin>>pro[i]->name;
        cout<<"请输入投入相应资金的收益:\n";
        for(j=0;j<Money;j++)
        {
            cin>>pro[i]->money[j+1];
            pro[i]->power[0][j+1]=j+1;
        }
    }
}

void Powersort(Project *pro[])                                        //插入排序法函数：将一个项

目权重从大到小排序
{
    int i,j,k;
    double key;
    for(k=0;k<Number;k++)
    {
        for(i=0;i<Money;i++)
            pro[k]->power[1][i+1]=pro[k]->money[i+1]/(i+1);
        for(i=2;i<=Money;i++)
        {
            key=pro[k]->power[1][i];
            for(j=i-1;j>=1;j--)
            if(pro[k]->power[1][j]<key)
            {
                pro[k]->power[1][j+1]=pro[k]->power[1][j];
                pro[k]->power[1][j]=key;
            }
        }
    }
}

void Projectsort(Project *pro[])                                       //根据权重选出要投资的项

目
{
    int invest_tag=0;
    int i,j,k;
    int count=0;
    double key;
    Project *c;
    c=new Project;
    for(k=1;invest_tag=Money;k=Money-invest_tag)
    {
        count=count+1;
        for(i=count+1;i<=Money;i++)                      //插入排序                  
        {
            key=pro[i]->power[1][k];
            for(j=i-1;j>=count-1;j--)        
            {
                if(pro[j]->power[1][k]<key)
                {
                    c=pro[j+1];
                    pro[j+1]=pro[j];
                    pro[j]=c;
                }
                pro[j]->power[1][1]=key;
            }
        }
        pro[count-1]->invest_num=pro[count-1]->power[0][k];
        invest_tag=invest_tag+pro[count-1]->power[0][k];
        maxincome=maxincome+pro[count-1]->invest_num;
    }
    delete c;
}

void Write(Project *pro[])                                                          //结果的输出
{
    int i;
    cout<<"*******************最终的投资结果*******************"<<endl;
    cout<<"投资金额项目"<<"\t"<<"投资金额"<<endl;
    for(i=0;i<Number;i++)
    {
        cout<<pro[i]->name<<"\t"<<pro[i]->invest_num<<endl;
    }
    cout<<"最大投资收益额："<<maxincome<<endl;
}

void main()
{
    cout<<"**********************************************************************"<<endl;
    cout<<"******************      银行风险投资收益分析程序    ******************"<<endl;
    cout<<"**********************************************************************"<<endl;
    char sign;
    cout<<"**********************输入Y，开始程序；任意键退出*********************\n";
    sign=getchar();
    if(sign=='Y')
    {
    Project *pro[MAX];
    Input(&pro[MAX]);
    Powersort(&pro[Number]);
    Projectsort(&pro[Number]);
    Write(&pro[Number]);
    }
    else
        exit(1);
}

汗 自己debug下调式 定位到问题

加断点，单步跟踪啊

    Input(&pro[0]);
    Powersort(&pro[0]);
    Projectsort(&pro[0]);
    Write(&pro[0]);

   语言中数组与指针的内涵还没有理解。

[ 本帖最后由 huihaivip 于 2012-1-5 23:10 编辑 ]