学生成绩管理系统c.docx

学生成绩管理系统c.docx

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学生成绩管理系统c

学生成绩管理系统（c）

学生成绩管理系统（仅源代码）#includeiostream#includeiomanip#includefstream#includestring#defineMAX_NUM10//对象数组最大容纳人数usingnamespacestd;intpupil_num=0;intmid_stu_num=0;intuniv_stu_num=0;classStudent{public:

friendclassBaseOperate;protected:

stringno;stringname;stringsex;intage;intclass_infor[2];//分别存储年级和班级inttotal_grade;};classPupil:

publicStudent{public:

friendclassBaseOperate;protected:

intenglish_grade;intmath_grade;intchinese_grade;};classMiddleSchoolStudent:

publicPupil{public:

friendclassBaseOperate;private:

intgeography_grade;inthistory_grade;};classUniversityStudent:

publicStudent{public:

friendclassBaseOperate;private:

intmajor_grade;intenglish_grade;inthigher_math_grade;intprogramming_grade;};Pupilpupil[MAX_NUM];MiddleSchoolStudentmid_stu[MAX_NUM];UniversityStudentuniv_stu[MAX_NUM];classBaseOperate{public:

boolquery（）;//查询booladdRecordInPupil（stringno）;booladdRecordInMid（stringno）;booladdRecordInUniv（stringno）;booldeleteRecordInPupil（stringno）;booldeleteRecordInMid（stringno）;booldeleteRecordInUniv（stringno）;boolmodifyInforInPupil（stringno）;boolmodifyInforInMid（stringno）;boolmodifyInforInUniv（stringno）;voidshow（）;//输出所有学生信息voidtally（）;//统计（能统计学生人数、总分、单科的平均分等）voidsort（）;//排序（可按总分和单科成绩排名次）voidsave（）;voidread（）;};boolBaseOperate:

:

query（）{stringno;cout请输入学号:

endl;cinno;coutendl;cout.setf（std:

:

ios:

:

left）;//在小学生中查找for（inti=0;ipupil_num;i++）{if（no==pupil[i].no）{cout学生类型：

小学生endlendl;cout学号姓名性别年龄班级语文数学英语endl;coutsetw（6）pupil[i].nosetw（8）pupil[i].namesetw（8）pupil[i].sexsetw（6）pupil[i].agesetw（3）（pupil[i].class_infor）[0]0setw（3）（pupil[i].class_infor）[1]setw（7）pupil[i].chinese_gradesetw（7）pupil[i].math_gradesetw（7）pupil[i].english_gradeendlendl;returntrue;}}for（inti=0;imid_stu_num;i++）{if（no==mid_stu[i].no）{cout学生类型：

中学生endlendl;cout学号姓名性别年龄班级语文数学英语地理历史endl;coutsetw（6）mid_stu[i].nosetw（8）mid_stu[i].namesetw（8）mid_stu[i].sexsetw（6）mid_stu[i].agesetw（3）（mid_stu[i].class_infor）[0]0setw（3）（mid_stu[i].class_infor）[1]setw（7）mid_stu[i].chinese_gradesetw（7）mid_stu[i].math_gradesetw（7）mid_stu[i].english_gradesetw（7）mid_stu[i].geography_gradesetw（7）mid_stu[i].history_gradeendlendl;returntrue;}}for（inti=0;iuniv_stu_num;i++）{if（no==univ_stu[i].no）{cout学生类型：

大学生endlendl;cout学号姓名性别年龄班级专业高数英语编程endl;coutsetw（6）univ_stu[i].nosetw（8）univ_stu[i].namesetw（8）univ_stu[i].sexsetw（6）univ_stu[i].agesetw（3）（univ_stu[i].class_infor）[0]0setw（3）（univ_stu[i].class_infor）[1]setw（7）univ_stu[i].major_gradesetw（7）univ_stu[i].higher_math_gradesetw（7）univ_stu[i].english_gradesetw（7）univ_stu[i].programming_gradeendlendl;returntrue;}}cout没有找到该学生endl;returnfalse;}boolBaseOperate:

:

addRecordInPupil（stringno）{for（inti=0;ipupil_num;i++）{if（pupil[i].no==no）{returnfalse;}}pupil[pupil_num].no=no;cout姓名：

;cinpupil[pupil_num].name;cout性别：

;cinpupil[pupil_num].sex;cout年龄：

;cinpupil[pupil_num].age;cout年级：

;cinpupil[pupil_num].class_infor[0];cout班级：

;cinpupil[pupil_num].class_infor[1];cout语文成绩：

;cinpupil[pupil_num].chinese_grade;cout数学成绩：

;cinpupil[pupil_num].math_grade;cout英语成绩：

;cinpupil[pupil_num].english_grade;pupil[pupil_num].total_grade=pupil[pupil_num].chinese_grade+pupil[pupil_num].math_grade+pupil[pupil_num].english_grade;pupil_num++;returntrue;}boolBaseOperate:

:

addRecordInMid（stringno）{for（inti=0;imid_stu_num;i++）{if（mid_stu[i].no==no）{returnfalse;}}mid_stu[mid_stu_num].no=no;cout姓名：

;cinmid_stu[mid_stu_num].name;cout性别：

;cinmid_stu[mid_stu_num].sex;cout年龄：

;cinmid_stu[mid_stu_num].age;cout年级：

;cinmid_stu[mid_stu_num].class_infor[0];cout班级：

;cinmid_stu[mid_stu_num].class_infor[1];cout语文成绩：

;cinmid_stu[mid_stu_num].chinese_grade;cout数学成绩：

;cinmid_stu[mid_stu_num].math_grade;cout英语成绩：

;cinmid_stu[mid_stu_num].english_grade;cout地理成绩：

;cinmid_stu[mid_stu_num].geography_grade;cout历史成绩：

;cinmid_stu[mid_stu_num].history_grade;mid_stu[mid_stu_num].total_grade=mid_stu[mid_stu_num].chinese_grade+mid_stu[mid_stu_num].math_grade+mid_stu[mid_stu_num].english_grade+mid_stu[mid_stu_num].geography_grade+mid_stu[mid_stu_num].history_grade;mid_stu_num++;returntrue;}boolBaseOperate:

:

addRecordInUniv（stringno）{for（inti=0;iuniv_stu_num;i++）{if（univ_stu[i].no==no）{returnfalse;}}univ_stu[univ_stu_num].no=no;cout姓名：

;cinuniv_stu[univ_stu_num].name;cout性别：

;cinuniv_stu[univ_stu_num].sex;cout年龄：

;cinuniv_stu[univ_stu_num].age;cout年级：

;cinuniv_stu[univ_stu_num].class_infor[0];cout班级：

;cinuniv_stu[univ_stu_num].class_infor[1];cout专业成绩：

;cinuniv_stu[univ_stu_num].major_grade;cout英语成绩：

;cinuniv_stu[univ_stu_num].english_grade;cout高数成绩：

;cinuniv_stu[univ_stu_num].higher_math_grade;cout编程成绩：

;cinuniv_stu[univ_stu_num].programming_grade;univ_stu[univ_stu_num].total_grade=univ_stu[univ_stu_num].major_grade+univ_stu[univ_stu_num].english_grade+univ_stu[univ_stu_num].higher_math_grade+univ_stu[univ_stu_num].programming_grade;univ_stu_num++;returntrue;}boolBaseOperate:

:

deleteRecordInPupil（stringno）{intindex=-1;for（inti=0;ipupil_num;i++）{if（no==pupil[i].no）{index=i;break;}}if（index==-1）{returnfalse;}while（indexpupil_num）{if（index+1=pupil_num）{break;}pupil[index].no=pupil[index+1].no;pupil[index].name=pupil[index+1].name;pupil[index].age=pupil[index+1].age;pupil[index].sex=pupil[index+1].sex;（pupil[index].class_infor）[0]=（pupil[index+1].class_infor）[0];（pupil[index].class_infor）[1]=（pupil[index+1].class_infor）[1];pupil[index].chinese_grade=pupil[index+1].chinese_grade;pupil[index].math_grade=pupil[index+1].math_grade;pupil[index].english_grade=pupil[index+1].english_grade;index++;}pupil_num--;returntrue;}boolBaseOperate:

:

deleteRecordInMid（stringno）{intindex=-1;for（inti=0;imid_stu_num;i++）{if（no==mid_stu[i].no）{index=i;break;}}if（index==-1）{returnfalse;}while（indexmid_stu_num）{if（index+1=mid_stu_num）{break;}mid_stu[index].no=mid_stu[index+1].no;mid_stu[index].name=mid_stu[index+1].name;mid_stu[index].age=mid_stu[index+1].age;mid_stu[index].sex=mid_stu[index+1].sex;（mid_stu[index].class_infor）[0]=（mid_stu[index+1].class_infor）[0];（mid_stu[index].class_infor）[1]=（mid_stu[index+1].class_infor）[1];mid_stu[index].chinese_grade=mid_stu[index+1].chinese_grade;mid_stu[index].math_grade=mid_stu[index+1].math_grade;mid_stu[index].english_grade=mid_stu[index+1].english_grade;mid_stu[index].geography_grade=mid_stu[index+1].geography_grade;mid_stu[index].history_grade=mid_stu[index+1].history_grade;index++;}mid_stu_num--;returntrue;}boolBaseOperate:

:

deleteRecordInUniv（stringno）{intindex=-1;for（inti=0;iuniv_stu_num;i++）{if（no==univ_stu[i].no）{index=i;break;}}if（index==-1）{returnfalse;}while（indexuniv_stu_num）{if（index+1=univ_stu_num）{break;}univ_stu[index].no=univ_stu[index+1].no;univ_stu[index].name=univ_stu[index+1].name;univ_stu[index].age=univ_stu[index+1].age;univ_stu[index].sex=univ_stu[index+1].sex;（univ_stu[index].class_infor）[0]=（univ_stu[index+1].class_infor）[0];（univ_stu[index].class_infor）[1]=（univ_stu[index+1].class_infor）[1];univ_stu[index].major_grade=univ_stu[index+1].major_grade;univ_stu[index].programming_grade=univ_stu[index+1].programming_grade;univ_stu[index].higher_math_grade=univ_stu[index+1].higher_math_grade;univ_stu[index].english_grade=univ_stu[index+1].english_grade;index++;}univ_stu_num--;returntrue;}boolBaseOperate:

:

modifyInforInPupil（stringno）{for（inti=0;ipupil_num;i++）{if（no==pupil[i].no）{cout年龄：

;cinpupil[i].age;cout年级：

;cinpupil[i].class_infor[0];cout班级：

;cinpupil[i].class_infor[1];cout语文成绩：

;cinpupil[i].chinese_grade;cout数学成绩：

;cinpupil[i].math_grade;cout英语成绩：

;cinpupil[i].english_grade;pupil[i].total_grade=pupil[i].chinese_grade+pupil[i].math_grade+pupil[i].english_grade;returntrue;}}returnfalse;}boolBaseOperate:

:

modifyInforInMid（stringno）{for（inti=0;imid_stu_num;i++）{if（no==mid_stu[i].no）{cout年龄：

;cinmid_stu[i].age;cout年级：

;cinmid_stu[i].class_infor[0];cout班级：

;cinmid_stu[i].class_infor[1];cout语文成绩：

;cinmid_stu[i].chinese_grade;cout数学成绩：

;cinmid_stu[i].math_grade;cout英语成绩：

;cinmid_stu[i].english_grade;cout地理成绩：

;cinmid_stu[i].geography_grade;cout历史成绩：

;cinmid_stu[i].history_grade;mid_stu[i].total_grade=mid_stu[i].chinese_grade+mid_stu[i].math_grade+mid_stu[i].english_grade+mid_stu[i].geography_grade+mid_stu[i].history_grade;returntrue;}}returnfalse;}boolBaseOperate:

:

modifyInforInUniv（stringno）{for（inti=0;iuniv_stu_num;i++）{if（no==univ_stu[i].no）{cout年龄：

;cinuniv_stu[i].age;cout年级：

;cinuniv_stu[i].class_infor[0];cout班级：

;cinuniv_stu[i].class_infor[1];cout专业成绩：

;cinuniv_stu[i].major_grade;cout英语成绩：

;cinuniv_stu[i].english_grade;cout高数成绩：

;cinuniv_stu[i].higher_math_grade;cout编程成绩：

;cinuniv_stu[i].programming_grade;univ_stu[i].total_grade=univ_stu[i].major_grade+univ_stu[i].english_grade+univ_stu[i].higher_math_grade+univ_stu[i].programming_grade;returntrue;}}returnfalse;}voidBaseOperate:

:

show（）{cout小学生：

endlendl;if（pupil_num==0）{cout无endlendl;}else{cout学号姓名性别年龄班级语文数学英语endl;}cout.setf（std:

:

ios:

:

left）;for（inti=0;ipupil_num;i++）{coutsetw（6）pupil[i].nosetw（8）pupil[i].namesetw（8）pupil[i].sexsetw（6）pupil[i].agesetw（3）（pupil[i].class_infor）[0]0setw（3）（pupil[i].class_infor）[1]setw（7）pupi