股票系统

#define N 10#include<stdio.h>#include<string.h>#include<conio.h>#include<iostream.h>struct stock{char stock_code[20];char stock_name[20];int stocknum;float updownprice;int nowprice;int yingkui;float totalvalue;int remfund;float totalyingkui;struct stock *p;};/*函数声明*/void myprint(); /*显示菜单*/int mycreat( struct stock *p, int n ); /*1 输入股票信息*/void mydisplay( struct stock *p, int n ); /*2 显示股票信息*/void myyingkui( struct stock *p,int n); /*3 计算盈亏并显示总帐户信息*/ void myorder(struct stock *p,int n); /*4 按盈亏大小进行排序*/void mysearch(struct stock *p,int n); /*5 按股票代码查找股票信息*/ void mysearchmax(struct stock *p,int n); /*6 查找收益最大的股票代码*//*主函数*/int main(){char choose,yes_no;struct stock record[N];/*存放股票信息，共10条*/int total;/*股票信息总数*/do{myprint();/*显示菜单*/printf( " ^_^请您选择: " );choose = getche();switch( choose ){case'1':total = mycreat( record,N );break;case'2':mydisplay( record,total );break;case'3':myyingkui(record,total);break;case'4':myorder(record,total);break;case'5':mysearch(record,total);break;case'6':mysearchmax(record,total);break;case'0':break;default:cout<<endl<<choose<<"为非法选项!"<<endl;}if( choose == '0' )break;printf("\n 您要继续选择吗(Y/N)?\n");do{yes_no = getch();} while( yes_no != 'Y' && yes_no != 'y' && yes_no !='N' && yes_no!='n' );} while( yes_no != 'Y' || yes_no != 'y' );return 0;}/*显示菜单信息*/void myprint(){cout<<"~~~~~~~~~~~~~";cout<<"欢迎使用个人股票信息管理系统";cout<<"~~~~~~~~~~~~";cout<<" ***************<请输入选项编号(0--6)> ***************"<<endl; cout<<" *************** 1--创建用户股票信息***************"<<endl; cout<<" *************** 2--显示用户股票信息***************"<<endl;cout<<" *************** 3--计算盈亏并显示总帐户信息***************"<<endl; cout<<" *************** 4--按盈亏大小进行排序***************"<<endl; cout<<" *************** 5--按股票代码查找***************"<<endl; cout<<" *************** 6--查找收益最大的股票代码***************"<<endl; cout<<" *************** 0--退出***************"<<endl; }/*1 输入股票信息*/int m;int mycreat( struct stock*p, int n ){int i=0;printf( "\n" );printf( "请输入要输入股票的数目(小于%d): ",n );scanf("%d",&m);while( i < m ){printf( "\n" );printf( "请输入第%d个股票信息:\n", i + 1 );printf("股票代码:");do{gets( p->stock_code );}while( strcmp( p->stock_code, "" ) == 0 );cout<<"股票名称:" ;cin>>p->stock_name;cout<<"持仓股数(以百为单位)" ;cin>>p->stocknum;p->stocknum=100*p->stocknum;cout<<"当前价(元):";cin>>p->nowprice;if(p->nowprice<0)cout<<"输入错误"<<endl;break;cout<<"涨跌幅(输入小数如:0.2):";cin>>p->updownprice;p++;i++;}return m;}/*2 显示股票信息*/void mydisplay( struct stock*p, int n ){printf( "\n" );printf(" 股票代码股票名称持仓股数当前价(元) 涨跌幅\n");while( n > 0 ){printf( " %8s%8s%8d%8d %f\n", p->stock_code, p->stock_name,p->stocknum, p->nowprice,p->updownprice );p++;n--;}}/*3 计算盈亏并显示总帐户信息*/void myyingkui(struct stock*p,int n){int everyyingkui[10];float s=0,a=0;mydisplay(p,n);for(int i=0;i<m;i++){p->yingkui=p->stocknum*(p->nowprice*p->updownprice);a+=p->totalvalue=p->stocknum*p->nowprice;cout<<p->stock_name<<"的盈亏为:"<<p->yingkui<<"元"<<endl; everyyingkui[i]=p->yingkui;p++;s+=everyyingkui[i];}cout<<"您的总盈亏为:"<<s<<"元"<<endl;cout<<"用户的股票浮动前的总资产为:"<<a<<"元"<<endl;p->remfund=a+s;cout<<"用户最后的总余额为:"<<p->remfund<<"元"<<endl;}/*4 按盈亏大小进行排序*/void myorder(struct stock*p,int n){int j,i,k;struct stock temp;printf("~~~~~~~~排序前的股票信息:~~~~~~~~\n");printf("股票代码股票名称持仓股数当前价(元) 涨跌幅\n");for(i=0;i<n;i++)printf("%8s%8s%8d%8d %f\n",p[i].stock_code, p[i].stock_name,p[i].stocknum,p[i].nowprice,p[i].updownprice);printf("~~~~~~~~按盈亏从大到小排序~~~~~~~");for(i=0;i<n-1;i++){k=i;for(j=i;j<n;j++)if(p[k].yingkui<p[j].yingkui)k=j;temp=p[k];p[k]=p[i];p[i]=temp;}printf("~~~~~~~~排序后的股票信息:~~~~~~~~\n");printf("股票代码股票名称持仓股数当前价(元) 涨跌幅\n"); for(i=0;i<n;i++)printf("%8s%8s%8d%8d %f\n",p[i].stock_code, p[i].stock_name,p[i].stocknum,p[i].nowprice,p[i].updownprice);}/*5 按股票代码查找股票信息*/void mysearch(struct stock*p,int n){int i,flag=0;char nm[10];printf("\n请输入要查股票的股票代码:");gets(nm);for(i=0;i<n;i++)if(strcmp(nm,p[i].stock_code)==0){printf("股票代码股票名称持仓股数当前价(元) 涨跌幅\n");printf("%8s%8s%8d%8d %f\n",p[i].stock_code, p[i].stock_name,p[i].stocknum,p[i].nowprice,p[i].updownprice);flag=1;}if(flag==0)printf("^-^没有这个股票^-^\n");}/*6 查找收益最大的股票代码*/void mysearchmax(struct stock*p,int n){int j,i,k;struct stock temp;for(i=0;i<n-1;i++){k=i;for(j=i;j<n;j++)if(p[k].yingkui<p[j].yingkui)k=j;temp=p[k];p[k]=p[i];p[i]=temp;}cout<<"您收益最大的股票代码为:"<<endl; cout<<p[i].stock_code<<endl;}。