作业之结构体图书原创.docx

#include#include#include#includetypedef struct bookchar shuhao31;char name31;char writer31;char publisher31;float price;int remain;int menu();book str30;int check();int checkp();int checkd();int checkn();int checkw();void dele();void change();void add();void show();int num=0;int creat();void save();void main()int i,j,m,n,k;char c;m=1;while(m)k=menu();switch(k)case 1:num=creat();break;case 2:add();break; case 3:dele();break;case 4:change();break;case 5:checkp();break;case 6:checkn();break;case 7:checkw();break;case 8:save();break;case 9:show();break; case 0:exit(1);printf(继续吗？n继续-1,结束-0n);scanf(%d,&m);int menu()int choice;while(1)system(cls);printf(1-创建图书信息n);printf(2-新添图书n);printf(3-删除图书n);printf(4-修改图书n); printf(5-按出版社查询n);printf(6-按书名查询n);printf(7-按作者查询n);printf(8-保存图书信息n);printf(9-显示n);printf(0-退出n);printf(请选择:);scanf(%d,&choice);if(choice=0&choice10) break;return choice;int creat()int n,i,m,k=0,f=0;FILE *fp;printf(请问您是想要读取原来存在的数据还是重新建立新数据？n读取请按1n建立请按2n); scanf(%d,&m);if(m=2) fp=fopen(library.dat,wb);printf(请输入将要创建的图书的种类数); scanf(%d,&n);for(i=0;in;i+)printf(请输入第%d本书的信息n,i+1);printf(书号n);scanf(%s,stri.shuhao);printf(书名n); scanf(%s,); printf(作者n);scanf(%s,stri.writer); printf(出版社n);scanf(%s,stri.publisher);printf(单价n);scanf(%f,&stri.price); printf(库存量n);scanf(%d,&stri.remain);fprintf(fp,%s %s %s %s %f %dn,stri.shuhao,,stri.writer,stri.publisher,stri.price,stri.remain);printf(录入成功n);fclose(fp);return(n);elseif(fp=fopen(library.dat,rb)=NULL)printf(文件不存在n);exit(0); while(!feof(fp)fscanf(fp,%s%s%s%s%f%dn,strk.shuhao,,strk.writer,strk.publisher,&strk.price,&strk.remain);k+;fclose(fp);return k;void show() int k; printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数); for(k=0;knum;k+) printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain); printf(现在有%d本书n,num);void add()int numb,i;printf(请输入你要增加的图书的本数n);scanf(%d,&numb); for(i=num;inumb+num;i+)printf(请输入第%d本书的信息n,i+1);printf(书号n);scanf(%s,stri.shuhao);printf(书名n); scanf(%s,); printf(作者n); scanf(%s,stri.writer); printf(出版社n); scanf(%s,stri.publisher); printf(价格n);scanf(%f,&stri.price);printf(库存量n);scanf(%d,&stri.remain);num=num+numb; printf(添加成功!n);int check() char temp30;int k; printf(请输入你要修改的图书的书名n);scanf(%s,temp);for(k=0;knum;k+)if(strcmp(,temp)=0) printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数);printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain);break; if(k=num)printf(没有这本图书n);elsereturn(k);int checkd()FILE *fp;char temp30;int k;printf(请输入你要删除的图书的书名n);scanf(%s,temp);for(k=0;knum;k+)if(strcmp(,temp)=0) printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数);printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain);break;if(k=num)printf(没有这本图书n); return(k);int checkp() char temp30;int k; printf(请输入你要查找的图书的出版社n);scanf(%s,temp);for(k=0;knum;k+)if(strcmp(strk.publisher,temp)=0) printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数);printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain);break;if(k=num)printf(没有这本图书);return(k);int checkn()char temp30;int k;printf(请输入你要查找的图书的书名n);scanf(%s,temp);for(k=0;knum;k+)if(strcmp(,temp)=0) printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数);printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain);break;if(k=num)printf(没有这本图书n); return(k);int checkw() char temp30;int k; printf(请输入你要查找的图书的书名n);scanf(%s,temp);for(k=0;knum;k+)if(strcmp(strk.writer,temp)=0) printf(%7s%7s%7s%7s%7s%7sn,书号,书名,作者,出版社,单价,库存数);printf(%7s%7s%7s%7s%7.1f%7dn,strk.shuhao,,strk.writer,strk.publisher,strk.price,strk.remain);break;if(k=num)printf(没有这本图书n);return(k);void change() int i; i=check();if(i!=num)printf(请输入要修改的信息); printf(书号n);scanf(%s,stri.shuhao);printf(书名n); scanf(%s,); printf(作者n); scanf(%s,stri.writer); printf(出版社n); scanf(%s,stri.publisher); printf(价格n);scanf(%f,&stri.price);printf(库存量n);scanf(%d,&stri.remain); printf(修改成功n);void dele()int i,k;i=checkd();if(i!=num) for(k=i;knum;k+)strk=strk+1;num-