#include<stdio.h>#include<string.h>#include<stdlib.h>#define N10000struct air{int num;char start[20];char over[20];char time[10];int count;}s[N];int i;int m=0;#define PRINT"%-dsssd\n",s.num,s.start,s.over,s.time,s.countvoid input();void print();void save();void read();void search();void shanchu();void dingpiao();void tuipiao();void xiugai();void main(){int j;printf("★---您好，欢迎进入中国民航管理系统！---★\n");printf("============================================================================== ==\n");do{printf("--------☆ 1.输入航班信息☆--------\n\n""--------☆ 2.浏览航班信息☆--------\n\n""--------☆ 3.修改航班信息☆--------\n\n""--------☆ 4.查找航班信息☆--------\n\n""--------☆ 5.删除航班信息☆--------\n\n""--------☆ 6.订票信息☆--------\n\n""--------☆7.退票信息☆--------\n\n""--------☆0.退出☆--------\n\n");printf("============================================================================== ==\n");printf("请在0-7中选择以回车键结束：\n\n");scanf("%d",&j);switch(j){case1:input();break;case2:print();break;case3:xiugai();break;case4:search();break;case5:shanchu();break;case6:dingpiao();break;case7:tuipiao();break;case0:;break;}}while(j!=0);printf("谢谢使用，再见！\n");}void input(){char f[]="2008china";int y;printf("请输入密码并以回车键结束:\n\n");scanf("%s",f);if(strcmp(f,"2008china")==0){printf("请依次输入航班信息（机票数位0结束输入）:\n\n""完成输入信息请键入w以回车键结束\n\n");printf("--------------------------------------------------------------------------\n");for(i=0;i<N;i){printf("请输入航班号:\n");scanf("%d",&s.num);printf("请输入起始站:\n");scanf("%s",s.start);printf("请输入终点站:\n");scanf("%s",s.over);printf("请输入时间:\n");scanf("%s",s.time);printf("请输入机票数:\n",m);scanf("%d",&s.count);m;printf("第%d个信息已经输完是否继续?按任意键继续，按0结束",m); scanf("%d",&y);if(y==0){save();print();break;}}}elseprintf("输入密码错误!请检查您的密码是否正确!谢谢!再见!\n\n");}void save(){FILE*fp,*fp1;if((fp=fopen("chen.dat","wb"))==NULL){printf("创建文件失败!\n\n");getchar();return;}if((fp1=fopen("hao.dat","wb"))==NULL){printf("创建文件失败!\n\n");getchar();return;}for(i=0;i<m;i)if(fwrite(&s,sizeof(struct air),1,fp)==0)printf("向文件输入数据失败!\n\n");(0)•回复•1楼•2006-07-28 22:28•举报|个人企业举报垃圾信息举报•••60.20.134.*•fprintf(fp1,"%d",m);fclose(fp);fclose(fp1);}void read(){FILE*fp,*fp1;if((fp=fopen("chen.dat","rb"))==NULL){printf("出错，请检查文件是否存在，按任意键返回住菜单"); getchar();}if((fp1=fopen("hao.dat","rb"))==NULL){printf("创建文件失败!\n\n");getchar();return;}fscanf(fp1,"%d",&m);fclose(fp1);for(i=0;i<m;i){fread(&s,sizeof(air),1,fp);}fclose(fp);}void print(){char w[10];read();printf("航班号起始站终点站时间机票数\n");{printf(PRINT);}printf("请按任意键回车键结束返回上层菜单以:\n"); scanf("%s",w);}void search(){char name1[20];char name2[20];char ii[10];int n,no;do{printf("请选择查找方式：\n\n");printf("1.按航班号查找\n\n""2.按终点站查找\n\n""3.按航线查找\n\n""0.返回\n\n");printf("请在0-3中选择：\n\n""按其他键以回车键结束返回主菜单:\n\n"); scanf("%d",&n);if(n==0)break;switch(n){case1:printf("请输入航班号：\n");scanf("%d",&no);break;case2:printf("请输入终点站名称：\n");scanf("%s",name2);break;case3:printf("请输入起始站名称：\n");scanf("%s",name1);printf("请输入终点站名称：\n");scanf("%s",name2);break;}read();{if(strcmp(s.over,name1)==0||strcmp(s.over,name2)==0){printf("\n查找航班信息成功!\n");printf("航班号起始站终点站时间机票数\n"); printf(PRINT);break;}if(s.num==no){printf("\n查找航班信息成功!\n");printf("航班号起始站终点站时间机票数\n"); printf(PRINT);break;}}no=0;//将航班号赋值为0printf("没有您需要的信息或查找完毕：\n\n""是否继续查找?请键入yes或no以回车键结束\n"); scanf("%s",ii);}while(strcmp(ii,"yes")==0);}void shanchu(){char name1[20];char name2[20];char ii[10];char f[]="2008china";int no,n;printf("请输入密码并以回车键结束:\n\n");scanf("%s",f);//读取密码if(strcmp(f,"2008china")==0){do{printf("请选择删除以方式回车键结束：\n\n");printf("*1.按航班号删除\n\n""*2.按航线删除\n\n""*0.返回\n\n");printf("请在0-2中选择以回车键结束：\n");scanf("%d",&n);if(n==0)break;switch(n){case1:printf("请输入航班号：\n");scanf("%d",&no);read();break;case2:printf("请输入起始站名称：\n");scanf("%s",name1);printf("请输入终点站名称：\n");scanf("%s",name2);read();break;}for(i=0;i<m;i){if(s.num==no||strcmp(s.start,name1)==0&&strcmp(s.over,name2)==0) {s=s[m-1];m--;}}printf("查找完毕或没有这个信息\n\n");printf("是否继续删除\n");printf("请键入yes或no以回车键结束\n");scanf("%s",ii);save();//调用读取函数if(!strcmp(ii,"yes"))/printf("请按任意键以回车键结束返回上层菜单:\n");break;}while(n!=1&&n!=2&&n!=3&&n!=4&&n!=0);回复•2楼•2006-07-28 22:28•举报|个人企业举报垃圾信息举报•••60.20.134.*•}elseprintf("对不起密码错误!您不是管理员，不能使用此项功能!谢谢!再见!\n\n"); }void dingpiao(){int n;char a[10];do{search();printf("请输入您要订的机票数以回车键结束：\n");scanf("%d",&n);if(n<0){printf("请输入有效的机票数！\n");break;}if(s.count!=0&&s.count>=n){s.count=s.count-n;save();printf("订票成功!\n\n");break;}if(s.count<n){printf("请输入有效的机票数：\n");break;}printf("是否继续？请输入yes或no以回车键结束:\n");//判断是否继续订票scanf("%s",a);}while(!strcmp(a,"yes"));}void tuipiao(){int n;char a[10];do{search();printf("请输入您要退的机票数目：\n");scanf("%d",&n);if(n<0)printf("请输入有效的机票数！\n");s.count=s.count n;save();printf("退票成功!\n\n");printf("是否继续？请键入yes或no以回车键结束:\n\n"); scanf("%s",a);}while(!strcmp(a,"yes"));getchar();}void xiugai(){struct xiu{int no;char name1[20];char name2[20];char time[20];int count;}x[1];char j[10];char f[]="2008china";int n;printf("请输入密码并以回车键结束:\n\n");scanf("%s",f);if(strcmp(f,"2008china")==0){read();/do{printf("请选择修改方式：\n\n""*1,按航班号修改:\n\n""*2,按航线修改:\n\n");printf("请在1---2中修改以回车键结束：\n\n");scanf("%d",&n);switch(n){case1:printf("请输入航班号：\n");scanf("%d",&x[0].no);break;case2:printf("请输入起始站：\n");scanf("%s",x[0].name1);printf("请输入终点站：\n");scanf("%s",x[0].name2);break;}for(i=0;i<m;i){if(strcmp(s.over,x[0].name1)==0&&strcmp(s.over,x[0].name2)==0){printf("航班号起始站终点站时间机票数\n");printf(PRINT);break;}if(s.num==x[0].no){printf("航班号起始站终点站时间机票数\n");printf(PRINT);break;}}x[0].no=0;printf("请输入新航班号、起始站、终点站、时间（星期几）、机票数：\n"); scanf("%d%s%s%s%d",&x[0].no,x[0].name1,x[0].name2,x[0].time,&x[0].count);s.num=x[0].no;strcpy(s.start,x[0].name1);strcpy(s.over,x[0].name2);strcpy(s.time,x[0].time);s.count=x[0].count;save();printf("是否继续？请键入yes或no以回车键结束:\n\n");scanf("%s",j);}while(strcmp(j,"yes")==0);}elseprintf("对不起密码错误!您不是管理员，不能使用此项功能!谢谢!再见!\n\n"); }struct air{intnum;char start[20]; char over[20]; char time[10]; int count;}s[N];。