学生信息管理系统源代码

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1、学生信息管理系统源代码#include"conio.h"#include#include#defineMAX30/*日期结构体类型*/typedefstruct{intyear;intmonth;intday;}DATE;/*学生结构体类型*/typedefstruct{intnum;charname[10];charsex[10];DATEbirthday;intscore;}STU;intread_file(STUstudents[]){FILE*fp;in

2、ti=0;if((fp=fopen("lab.txt","rt"))==NULL){printf("*****库文件不存在!请重建");return0;}while(feof(fp)!=1){fread(&students[i],sizeof(STU),1,fp);if(students[i].num==0)break;elsei++;}fclose(fp);returni;}voidsave_file(STUstudents[],intsum){FILE*fp;inti;if((fp=fo

3、pen("lab.txt","wb"))==NULL){printf("读文件错误!");return;}for(i=0;i

4、nf("%d",&sum);printf("录入学生信息",MAX);printf("----------------------");for(i=0;i

5、i].sex);printf("出生日期");printf("年");scanf("%d",&students[i].birthday.year);printf("月");scanf("%d",&students[i].birthday.month);printf("日");scanf("%d",&students[i].birthday.day);printf("成绩");scanf("%d",&students[i].score);}printf("-

6、--%d个学生信息输入完毕---",i);printf("---按任意键返回主菜单---");returni;}/*输出模块*/voidoutput(STUstudents[],intsum){system("cls");{inti=0;for(i=0;i

7、----");printf("%4d%10s%8s%15d-%2d-%2d%3d",students[i].num,students[i].name,students[i].sex,students[i].birthday.year,students[i].birthday.month,students[i].birthday.day,students[i].score);}}printf("按任意键返回主菜单");getch();}/*添加模块*/intappend(STUstuden

8、ts[],intsum){system("cls");{inti,j;printf("请输入要添加的学生数量:");scanf("%d",&j);for(i=sum;i