校园卡管理系统-C语言

#includestdio.h#includestring.h#includeconio.h#includestdlib.h#includectype.hstructcard1/*校园卡的数据类型*/{intcardnum;charstudentname[10];intstudentclass;intmoney;charpassword[7];}card[100];voidman_system();/*完*/voidstu_system();/*完*/voiddelcard();/*完*/voidaddcard();/*完*/voidaddmoney();/*完*/voidcheckmoney();/*完*//*guashi();*//*jiegua();*/voidchangepassword();/*完*/intpassword1();/*半完*/intpassword2();/**/inti1=0;voidmain()/*主函数*/{intchoice;do{printf(------------------------------------------\n);printf(||\n);printf(|Welcometoschoolcardsystem!|\n\n);printf(------------------------------------------\n);printf(Pleasechoosesystem:\n);printf(1.managersystem\n);printf(2.studentsystem\n);printf(Pleaseint1-2:);scanf(%d,&choice);switch(choice){case1:man_system();break;case2:stu_system();break;default:printf(Nothischoice!);break;}}while(1);getch();return;}voidman_system()/*管理端管理系统*/{intchoice;intifright;ifright=password1();if(ifright==1){while(1){printf(\n-----welcometomanagersystem-----\n);printf(1:Addnewcard\n2:Delete\n3:Addmoney\n4:Checkmoney\n0:Back\n);printf(Pleaseint0-4:);scanf(%d,&choice);switch(choice){case1:addcard();break;case2:delcard();break;case3:addmoney();break;case4:checkmoney();break;case0:return;break;default:printf(Nothischoice!\n);break;}}}getch();return;}voidstu_system()/*学生端管理系统*/{intchoice;while(1){printf(\n-----Welcometostudentsystem-----\n);printf(1:Guashi\n2:Jiegua\n3:Changepassword\n4:Checkmoney\n0:Back\n);printf(Pleaseint0-4:);scanf(%d,&choice);switch(choice){/*case1:guashi();break;case2:jiegua();break;*/case3:changepassword();break;case4:checkmoney();break;case0:return;break;default:printf(Can'tcametruenow!\n);break;}}getch();return;}voiddelcard()/*删除旧卡*/{FILE*fp,*fp2;inti;intcardnum;charchoice;fp=fopen(card.txt,r);fp2=fopen(bookl.txt,w);printf(Pleaseenterthenumberyouwanttodelete:\n);scanf(%d,&cardnum);for(i=0;fread(&card[i],sizeof(structcard1),1,fp)!=0;i++){if(card[i].cardnum!=cardnum){fwrite(&card[i],sizeof(structcard1),1,fp2);}}fclose(fp);fclose(fp2);printf(Doyoureallywanttodeletethisnumber(y/n):\n\n);scanf(%s,&choice);if(choice=='y'||choice=='Y'){fp=fopen(card.txt,w);fp2=fopen(bookl.txt,r);for(i=0;fread(&card[i],sizeof(structcard1),1,fp2)!=0;i++){fwrite(&card[i],sizeof(structcard1),1,fp);}fclose(fp);fclose(fp2);fp2=fopen(bookl.txt,w);fclose(fp2);printf(Pressanykeytoreturn.\n);getch();return;}else{printf(Pressanykeytoreturn.\n);getch();return;}}voidaddcard()/*添加新卡*/{FILE*fp;intk;fp=fopen(card.txt,a+);printf(Enteryournumber:\n);flushall();scanf(%d,&card[i1].cardnum);flushall();printf(Enteryourname:\n);scanf(%s,&card[i1].studentname);flushall();printf(Enteryourclassnumber:\n);scanf(%d,&card[i1].studentclass);flushall();card[i1].money=0;printf(Pleasesetyourpasswordintheform*******:);for(k=0;k7;k++){card[i1].password[k]=getch();printf(*);}getch();printf(\n);fwrite(&card[i1],sizeof(structcard1),1,fp);fclose(fp);printf(Pressanykeytoreturn.\n);i1++;getch();}intpassword1()/*管理端密码*/{charch[7],rig[7]={'1','2','3','4','5','6','7'};inttime,i;for(time=0;time3;time++){printf(Pleaseintyourpasswordintheform*******:\n);for(i=0;i7;i++){ch[i]=getch();printf(*);}if(ch[0]==rig[0]&&ch[1]==rig[1]&&ch[2]==rig[2]&&ch[3]==rig[3]&&ch[4]==rig[4]&&ch[5]==rig[5]&&ch[6]==rig[6])return1;elseprintf(Yourpasswordiswrong,pleaseintagain!\n);}printf(Sorry,youcan'tentermanagersystem.\n);return0;}voidaddmoney()/*存钱*/{FILE*fp,*fp2;intadd,money,i,cardnum;fopen(card.txt,r);fopen(book.txt,w);printf(Pleaseenterthecardnumber:);scanf(%d,&cardnum);getch();for(i=0;((card[i].cardnum)!=cardnum);i++){if(strcmp(card[i].cardnum,cardnum)==0)/*判断是否该卡*/{printf(Howmuchwouldyouliketoadd?:\n);scanf(%d,&add);card[i].money+=add;fwrite(&card[i],sizeof(structcard1),1,fp2);}elsefwrite(&card[i],sizeof(structcard1),1,fp2);}fclose(fp);fclose(fp2);fp=open(card.txt,w);fp2=open(book.txt,r);for(i=0;fread(&card[i],sizeof(structcard1),1,fp2)!=0;i++){fwrite(&card[i],sizeof(structcard1),1,fp);}fclose(fp);fclose(fp2);printf(Pressanykeytoback\n);getch();return;}voidcheckmoney(){FILE*fp;intcardnum,i;fp=fopen(card.txt,r);printf(Pleaseenterthenumberyouwanttocheck:\n);scanf(%d,&cardnum);for(i=0;fread(&card[i],sizeof(structcard1),1,fp)!=0;i++){if(strcmp(cardnum,card[i].cardnum)==0){printf(Themoneyofthiscardis%d,card[i].money);return;}}printf(Nothis!\n);fclose(fp);return;}voidchangepassword()/*修改密码*/{FILE*fp,*fp2;inti,k,cardnum,ifright;fopen(card.txt,r);fopen(book.txt,w);printf(Pleaseentercardnumber:);scanf(%d,&cardnum);for(i=0;fread(&card[i],sizeof(structcard1),1,fp)!=0;i++){if(strcmp(card[i].cardnum,cardnum)==0)/*判断是否该卡*/{ifright=password2();if(ifright==0){printf(\nYourpasswordiswrong!\n);return;}printf(Pleaseenteryournewpasswordintheformof*******:\n);for(k=0;k7;k++){card[i].password[k]=getch();printf(*);}printf(\n);/*待改进*/fwrite(&card[i],sizeof(structcard1),1,fp2);continue;}fwrite(&card[i],sizeof(structcard1),1,fp2);}fclose(fp);fclose(fp2);fp=open(card.txt,w);fp2=open(book.txt,r);for(i=0;fread(&card[i],sizeof(structcard1),1,fp2)!=0;i++){fwrite(&card[i],sizeof(