C语言游戏大富豪（30天赚钱）

大富豪
根据每天的商品价格选择卖出买入！
给你1万元，30天后你会成为最富有的人吗？

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <Windows.h>
#include <time.h>
typedef struct {char name[20];//名称int count;//数量float price;//单价
}Goods;//商品typedef struct {Goods g[10];int gnum;//商品数量char name[20];//玩家姓名 float money;//余额
}Player;void initAll(Player* player);
int menu();
void help();
void saveRecord(Player* player);
void printRecord();
void sortRecord(Player p[],int n);
void swap(Player p[],int i,int j);
void outputRecord(Player p[],int n);
void startGame(Player* player,Goods goods[],int n);
void PrintNowInfo(Player* player,Goods goods[],int n,int day);//输出当天玩家及商品信息
void BuyGoods(Player* player,Goods goods[],int n);
void SaleGoods(Player* player,Goods goods[],int n);
void setGoods(Goods goods[],int n);
void totalMoney(Player* player,Goods goods[],int n); void totalMoney(Player* player,Goods goods[],int n)
{int no,count,i;while(player->gnum!=0){for(i=0;i<n;i++){if(!strcmp(player->g[player->gnum-1].name,goods[i].name)){break;}   } player->money+=player->g[player->gnum-1].count*goods[i].price;player->gnum--;}printf("您的总资产为:%.2f\n",player->money);system("pause");
}void setGoods(Goods goods[],int n)
{int i,j,rate;for(i=0;i<n;i++){j=rand()%3;//0-1涨价 2降价if(j==2){rate = rand()%10+1;goods[i].price*=(1-rate/100.0);//减少在1/10 }else{rate = rand()%20;goods[i].price*=(1+rate/100.0);//涨幅在1/5 } }
}void SaleGoods(Player* player,Goods goods[],int n)
{int no,count,i;printf("请选择要售卖的商品编号:");scanf("%d",&no);if(no<1||no>player->gnum){printf("无该编号!\n");system("pause");return;}printf("请输入要售卖的商品数量:");scanf("%d",&count);if(player->g[no-1].count<count){printf("商品余量不足!\n");system("pause");return;}for(i=0;i<n;i++){if(!strcmp(player->g[no-1].name,goods[i].name)){break;}   } player->money+=count*goods[i].price;player->g[no-1].count-=count;goods[i].count+=count;if(player->g[no-1].count==0)//库存为0 需要删除 {for(i=no-1;i<player->gnum;i++){player->g[i]=player->g[i+1];}player->gnum--;}printf("售卖成功!\n");system("pause");
}void BuyGoods(Player* player,Goods goods[],int n)
{int no,count,i,flag;printf("请选择要购买的商品编号:");scanf("%d",&no);if(no<1||no>n){printf("无该编号!\n");system("pause");return;}printf("请输入要购买的商品数量:");scanf("%d",&count);if(goods[no-1].count<count){printf("商品余量不足!\n");system("pause");return;}if(goods[no-1].price*count>player->money){printf("余额不足!\n");system("pause");return;}player->money-=goods[no-1].price*count;flag=0;for(i=0;i<player->gnum;i++){if(!strcmp(player->g[i].name,goods[no-1].name)){player->g[i].count+=count;flag=1;break;}}if(flag==0){i=player->gnum;player->g[i].count=count;goods[no-1].count-=count;strcpy(player->g[i].name,goods[no-1].name);player->gnum++;}printf("购买成功!\n");system("pause");
}void startGame(Player* player,Goods goods[],int n)
{int day=1;int choice;do{PrintNowInfo(player,goods,n,day);printf("1:购买商品\t2:售卖商品\t3:下一天\n");printf("请选择:");scanf("%d",&choice);if(choice==3){day++;if(day<30)setGoods(goods,n);//更新商品信息 }else if(choice==1){BuyGoods(player,goods,n);}else if(choice==2){SaleGoods(player,goods,n);}}while(day<=30);totalMoney(player,goods,n);
}void PrintNowInfo(Player* player,Goods goods[],int n,int day)
{int i,j;system("cls");printf("今天是第%d天\n",day);printf("%-10s%-10s%-10s%-10s\n","编号","商品","数量","单价");for(i=0;i<n;i++){printf("%-10d%-10s%-10d%-10.2f\n",i+1,goods[i].name,goods[i].count,goods[i].price);}printf("玩家剩余金钱:%.2f\n",player->money);printf("玩家拥有货物:\n"); printf("%-10s%-10s%-10s\n","编号","商品","数量");for(i=0;i<player->gnum;i++){printf("%-10d%-10s%-10d\n",i+1,player->g[i].name,player->g[i].count);}
}int menu()
{int choice;system("cls");printf("1:开始游戏\n");printf("2:游戏说明\n");printf("3:富豪排行榜\n");printf("4:退出游戏\n");printf("请输入选择:");scanf("%d",&choice);while(choice<1||choice>4){printf("请重新选择:");scanf("%d",&choice);}return choice;
}int main()
{int choice;Player player;Goods goods[10]={{"土豆",1000,5},{"地瓜",800,8},{"龙虾",100,12},{"鱼",80,15},{"大米",1000,3},{"西瓜",600,2},{"猪肉",200,15},{"电脑",10,8000},{"洗衣机",20,2000}};int goodsnum=9;do{choice=menu();switch(choice){case 1:srand(time(NULL)); initAll(&player);startGame(&player,goods,goodsnum);saveRecord(&player);break;case 2:help();break;case 3:printRecord();break; }}while(choice!=4);    return 0;
}void outputRecord(Player p[],int n)
{int i;system("cls");printf("%-6s%-10s%-10s\n","名次","姓名","财富");for(i=0;i<n;i++){printf("%-6d%-10s%-10.2f\n",i+1,p[i].name,p[i].money);}system("pause");
}void swap(Player p[],int i,int j)
{Player t;t=p[i];p[i]=p[j];p[j]=t;
}void sortRecord(Player p[],int n)
{int i,j;for(i=0;i<n;i++){for(j=i+1;j<n;j++){if(p[i].money<p[j].money){swap(p,i,j);}}}
}void printRecord()
{Player p[100];int n=0;FILE* fp=fopen("record.txt","r+");if(fp==NULL){printf("无历史记录!\n");system("pause");return;}fscanf(fp,"%s%f",p[n].name,&p[n].money);while(!feof(fp)){n++;fscanf(fp,"%s%f",p[n].name,&p[n].money);}sortRecord(p,n);outputRecord(p,n);fclose(fp);
}void saveRecord(Player* player)
{FILE* fp=fopen("record.txt","a+");if(fp==NULL)return;fprintf(fp,"%s %f\n",player->name,player->money);fclose(fp);
}void help()
{system("cls");printf("大富豪:\n");printf("根据每天的商品价格选择卖出买入！\n");printf("给你1万元，30天后你会成为最富有的人吗？\n");system("pause");
}void initAll(Player* player)
{system("cls");printf("请输入玩家姓名:");scanf("%s",player->name);printf("游戏即将开始!\n");player->gnum=0;player->money=10000;system("pause");
}

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