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C语言课程设计1. 设计题目：职工信息管理系统2. 系统功能简介：系统以菜单方式工作1）职工信息录入（文件保存职工信息）2）输出职工信息、浏览职工信息3）查询职工信息4）根据员工号查找职工信息5）根据工资、年龄、性别对职工信息进行排序6）删除职工信息3. 设计实施：#include #include #include typedef struct Empk int EmpNum;/* staff number */char EmpName12;/* name*/int Sex;/*sex 1- woman 2- man*/int Old;/* old*/int Cult;/*education background 1-specilist 2-doctor 3-others*/int Salary;/*salary*/char Address12;/* address*/int Tell;/*telephone number*/Emp;Emp emp100;void open()int i;FILE *fp;if(fp=fopen(wyl,rb+)=NULL)printf(can not do it! Because of no file of information、/);exit(0);for(i=0;i100;i+)if(fread(&empi,sizeof(Emp),1,fp)=0)printf(Fail to outputn)；exit(0);fclose(fp);void close()/* 跳出 */int i;FILE *fp;if(fp=fopen(wyl,wr+)=NULL)printf(can not do it!n)；exit(0);for(i=0;i100;i+)fwrite(&empi,sizeof(Emp),1,fp);fclose(fp);void inputEmpInfo()/*输入信息 */int i,k;for(i=0;i100;i+)printf(Please enter the staffs :nnumber:)；scanf(d,&empi.EmpNum);printf(nname:)；scanf(s，empi.EmpName);printf(nsex : 1- woman 2- man:);scanf(d,&empi.Sex);printf(nold:);scanf(%d,&empi.Old);printf(nEducation background:1-specialist 2-doctor 3-others);scanf(d,&empi.Cult);printf(nsalary:);scanf(d,&empi.Salary);printf(naddress:);scanf(%s,empi.Address);printf(ntellphone:)；scanf(%d,&empi.Tell);printf(continue?(1.yes 2.no)； scanf(%d,&k); if(k=2) break; close();void reorder()/* 修改 */int i,s,j,k,l;Emp temp;open();printf(nChoose which category would you want to usen1sex n2salary(frommaximum to minimum) n3old (from maximum to minimum) n( enter thecorresponding nember) n)； scanf(%d,&i);switch(i)case 1:printf(nchoose which sex do you want to inquire? 1woman 2 man ); scanf(%d,&s);for(j=0;empj.EmpNum!=0;j+)if(empj.Sex=s)printf( number:%dn，empj.EmpNum);printf(name:%s， empj.EmpName);printf(nsex 1- woman 2- man:%d, empj.Sex);printf(nold:%d， empj.Old);printf(neducation background:%dttt 1-specialist 2-doctor 3-others ,empj.Cult);printf(nsalary:%d， empj.Salary);printf(naddress:%s， empj.Address);printf(ntelephone nember :%d, empj.Tell);break;case 2:for(k=0;empk.EmpNum!=0;j+ )for(l=k;empl.EmpNum!=0;l+)if(empl.Salaryempl+1.Salary)temp=empl;empl=empl+1;empl+1=temp;printf( number:%dn，empk.EmpNum);printf(name:%s，empk.EmpName);printf(nsex 1- woman 2- man:%d，empk.Sex);printf(nold:%d,empk.Old);printf(neducation background:%dttt 1-specialist 2-doctor ，empk.Cult);printf(nsalary:%d，empk.Salary);printf(nadress:%s，empk.Address);printf(ntelephone nember :%d，empk.Tell);break;case 3:for(k=0;empk.EmpNum!=0;j+ )for(l=k;empl.EmpNum!=0;l+)if(empl.Oldempl+1.Old)temp=empl;empl=empl+1;empl+1=temp;printf( number:%dn，empk.EmpNum);printf(name:%s，empk.EmpName);printf(nsex 1- woman 2- man:%d，empk.Sex);printf(nold:%d,empk.Old);printf(neducation background:%dttt1-specialist3-others，empk.Cult);printf(nsalary:%d，empk.Salary);printf(naddress:%s，empk.Address);printf(ntelephone nember :%d,empk.Tell);break;void show()int j;open();printf(ninformations3-others2-doctorofsraffsn)；for(j=0;empj.EmpNum!=0;j+)printf(number:%dn，empj.EmpNum);printf(name:%s，empj.EmpName);printf(nsex 1- woman 2- man:%d，empj.Sex);printf(nold:%d,empj.Old);printf(neducation background:%d1-specialist 2-doctor 3-others,empj.Cult);printf(nsalary:%d，empj.Salary);printf(nadress:%s，empj.Address);printf(ntelephone nember :%d,empj.Tell);void deleteEmp()int j,k,m=1,d,i=0;open();printf(Enter the number whose date you want to delete:n)；scanf(d，&d);for(j=0;empj.EmpNum!=0;j+)if(empj.EmpNum=d)for(k=j;empj.EmpNum!=0;k+)empk=empk+1;i+;if(i=0)printf(The staffs informations manage systerm has no date of the number your entered!n)；close();printf(succeeed to deleten)；void findByEmpName() /* 查询 */ int j,i,k=0;open();printf(Please enter the number :n)； scanf(d，&i);for(j=0;empj.EmpNum!=0;j+)if(empj.EmpNum=i)printf(ninformation of your wantn)；printf(number:%dn，empj.EmpNum);printf(name:%s，empj.EmpName);printf(nsex 1- woman 2- man:%d，empj.Sex);printf(nold:%d,empj.Old);printf(neducation background:%dtttt 1-specialist 2-doctor 3-others ,empj.Cult);printf(nsalary:%d，empj.Salary);printf(nadress:%s，empj.Address);printf(ntelephone number:%d，empj.Tell);k+;if(k=0)printf(nHave no date of the number!n)；void menu()printf(nn)；printf(nWellcome to the staff manage stytermn)；printf(nn)；printf(Please choose number for what are you want to do:nn)；printf(n1 input: Complete inputing workers information.);printf(n2 reorder: Make the new order of the information.);printf(n3 delete: Deletethe information of the staff.);printf(n4 output: Display all worker of information.);printf(n5inquire.);printf(n0 exitn);void main()int op,choice=1;while(choice=1)menu();printf(nPlease enter your order:n);scanf(%d,&op);switch(op)case 1: inputEmpInfo();break;case 2: reorder();break;case 3: deleteEmp();break;case 4: show();break;case 5: findByEmpName();break;case 0: printf(Welcome to use worker management system, goodbye!);exit(0);getchar();printf(nn);printf(nWhether continue? Yes-1 No2n);scanf(%d”,choice);
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