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研究生系统.zip(免费下载)[13 次下载]#include<iostream> |
#include<fstream> |
#include<string> |
#include"graduatestudent.h" |
#include "academicgraduatestudent.h" |
#include "engineeringgraduatestudent.h" |
using namespace std; |
float engineeringgraduatestudent::sumengineeringscore=0.0; |
int engineeringgraduatestudent::countengineeringnumber=0; |
float academicgraduatestudent::sumacademicscore=0.0; |
int engineeringgraduatestudent::b[6]={0,0,0,0,0,0}; |
int academicgraduatestudent::countacademicnumber=0; |
int academicgraduatestudent::a[6]={0,0,0,0,0,0}; |
istream& operator>>(istream& input,academicgraduatestudent& academic) |
{cout<<"学号：";input>>academic.num; |
cout<<"姓名："; |
input>>academic.name; |
cout<<"性别：";input>>academic.sex; |
cout<<"年龄：";input>>academic.age; |
cout<<"课程成绩：";input>>academic.coursescore; |
cout<<"专业：";input>>academic.major; |
cout<<"论文篇数：";input>>academic.papernumber; |
if(academic.papernumber>=1) |
{cout<<"论文1名称:"; |
input>>academic.apaper.paper1; |
cout<<"论文1级别（选择1,2,3）:" ; |
input>>academic.apaper.paperlevel1; |
academic.paperscore=academic.apaper.paperlevel1*10; |
} |
if(academic.papernumber>=2) |
{cout<<"论文2名称:"; |
input>>academic.apaper.paper2; |
cout<<"论文2级别（选择1,2,3）:"; |
input>>academic.apaper.paperlevel2; |
academic.paperscore=academic.paperscore+academic.apaper.paperlevel2*10; |
} |
if(academic.papernumber>=3) |
{cout<<"论文3名称:"; |
input>>academic.apaper.paper3; |
cout<<"论文3级别（选择1,2,3）:"; |
input>>academic.apaper.paperlevel3; |
academic.paperscore=academic.paperscore+academic.apaper.paperlevel3*10; |
} |
academic.sumscore=academic.paperscore*0.3+academic.coursescore*0.7; |
if(academic.sumscore==100.0) {academicgraduatestudent::a[0]++;} |
if(academic.sumscore<100.0&&academic.sumscore>=90.0){academicgraduatestudent::a[1]++;} |
if(academic.sumscore<90.0&&academic.sumscore>=80.0){academicgraduatestudent::a[2]++;} |
if(academic.sumscore<80.0&&academic.sumscore>=70.0){academicgraduatestudent::a[3]++;} |
if(academic.sumscore<70.0&&academic.sumscore>=60.0){academicgraduatestudent::a[4]++;} |
if(academic.sumscore<60.0&&academic.sumscore>=0.0){academicgraduatestudent::a[5]++;} |
academicgraduatestudent::sumacademicscore=academicgraduatestudent::sumacademicscore+academic.sumscore; |
academicgraduatestudent::countacademicnumber=academicgraduatestudent::countacademicnumber+1; |
return input; |
} |
void show() |
{ cout<<"总分："; |
cout<< academicgraduatestudent::sumacademicscore<<endl; |
cout<<"平均分："; |
cout<<academicgraduatestudent::sumacademicscore/academicgraduatestudent::countacademicnumber<<endl; |
cout<<"分数：满分人数："<<academicgraduatestudent::a[0]<<"占比："<<academicgraduatestudent::a[0]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
cout<<"分数：90-100人数："<<academicgraduatestudent::a[1]<<"占比："<<academicgraduatestudent::a[1]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
cout<<"分数：80-90人数："<<academicgraduatestudent::a[2]<<"占比："<<academicgraduatestudent::a[2]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
cout<<"分数：70-80人数："<<academicgraduatestudent::a[3]<<"占比："<<academicgraduatestudent::a[3]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
cout<<"分数：60-70人数："<<academicgraduatestudent::a[4]<<"占比："<<academicgraduatestudent::a[4]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
cout<<"分数：不及格人数："<<academicgraduatestudent::a[5]<<"占比："<<academicgraduatestudent::a[5]*100/(academicgraduatestudent::a[0]+academicgraduatestudent::a[1]+academicgraduatestudent::a[2]+academicgraduatestudent::a[3]+academicgraduatestudent::a[4]+academicgraduatestudent::a[5])<<"%"<<endl; |
} |
ostream& operator<<(ostream& output,academicgraduatestudent& academic) |
{output<<"学号："<<academic.num<<" 姓名："<<academic.name<<" 性别："<<academic.sex<<" 年龄："<<academic.age<<" 课程成绩："<<academic.coursescore<<" 专业："<<academic.major<<endl; |
output<<"论文成绩："<<academic.paperscore<<"总成绩："<<academic.sumscore; |
return output; |
} |
istream &operator >>(istream&in,engineeringgraduatestudent&engineering) |
{cout<<"学号：";in>>engineering.num; |
cout<<"姓名："; |
in>>engineering.name; |
cout<<"性别：";in>>engineering.sex; |
cout<<"年龄：";in>>engineering.age; |
cout<<"课程成绩：";in>>engineering.coursescore; |
cout<<"领域：";in>>engineering.field; |
cout<<"项目名称："; |
in>>engineering.aproject.pname; |
cout<<"项目级别(A,B,C)："; |
in>>engineering.aproject.plevel; |
if(engineering.aproject.plevel=='A') |
{engineering.projectscore=90; |
} |
if(engineering.aproject.plevel=='B') |
{engineering.projectscore=75; |
} |
if(engineering.aproject.plevel=='C') |
{engineering.projectscore=60; |
} |
engineering.sumscore=engineering.coursescore*0.5+engineering.projectscore*0.5; |
if(engineering.sumscore==100.0) {engineeringgraduatestudent::b[0]++;} |
if(engineering.sumscore<100.0&&engineering.sumscore>=90.0){engineeringgraduatestudent::b[1]++;} |
if(engineering.sumscore<90.0&&engineering.sumscore>=80.0){engineeringgraduatestudent::b[2]++;} |
if(engineering.sumscore<80.0&&engineering.sumscore>=70.0){engineeringgraduatestudent::b[3]++;} |
if(engineering.sumscore<70.0&&engineering.sumscore>=60.0){engineeringgraduatestudent::b[4]++;} |
if(engineering.sumscore<60.0&&engineering.sumscore>=0.0){engineeringgraduatestudent::b[5]++;} |
engineeringgraduatestudent::countengineeringnumber= engineeringgraduatestudent::countengineeringnumber+1; |
engineeringgraduatestudent::sumengineeringscore=engineeringgraduatestudent::sumengineeringscore+engineering.sumscore; |
return in; |
} |
ostream& operator<<(ostream& out,engineeringgraduatestudent& engineering) |
{out<<"学号："<<engineering.num<<" 姓名："<<engineering.name<<" 性别："<<engineering.sex<<" 年龄："<<engineering.age<<" 课程成绩："<<engineering.coursescore<<" 领域："<<engineering.field<<endl; |
out<<"项目成绩：";out<<engineering.projectscore<<"总成绩："<<engineering.sumscore; |
return out; |
} |
int w=0; |
void save_to_file() |
{ofstream outfile("f2.dat",ios::out); |
if(!outfile) |
{cerr<<"open f2.dat error!"<<endl; |
exit(1); |
} |
academicgraduatestudent a[100]; |
loop: |
cin>>a[w]; |
cout<<a[w]; |
outfile<<a[w]<<endl; |
cout<<endl; |
cout<<"是否继续录入(yes no）："; |
string ming; |
cin>>ming; |
if(ming=="yes") {w=w+1; |
goto loop;} |
if(ming=="no") |
{cout<<"返回菜单"<<endl; |
} |
outfile.close(); |
} |
void add() |
{int j=0; |
ofstream outfile("f2.dat",ios::out|ios::app); |
academicgraduatestudent a[100]; |
loop: |
cin>>a[j]; |
cout<<a[j]; |
outfile<<a[j]<<endl; |
cout<<endl; |
cout<<"是否继续录入(yes no）："; |
string ming; |
cin>>ming; |
if(ming=="yes") {j=j+1; |
goto loop;} |
if(ming=="no") |
{cout<<"返回菜单"<<endl; |
} |
outfile.close(); |
} |
void searchacademicgraduatestudent() |
{ifstream infile("f2.dat",ios::in); |
if(!infile) |
{cerr<<"open error!"<<endl; |
exit(1); |
} |
char ch; |
while(infile.get(ch)) |
{cout<<ch; |
} |
infile.close(); |
} |
void save1_to_file() |
{ofstream outfile("f1.dat",ios::out); |
if(!outfile) |
{cerr<<"open f1.dat error!"<<endl; |
exit(1); |
} |
int j=0; |
engineeringgraduatestudent b[100]; |
loop: |
cin>>b[j]; |
cout<<b[j]; |
outfile<<b[j]; |
cout<<endl; |
cout<<"是否继续录入(yes no）："; |
string wo; |
cin>>wo; |
if(wo=="yes") {j=j+1; |
goto loop;} |
if(wo=="no") |
{cout<<"返回菜单"<<endl; |
} |
outfile.close(); |
} |
void searchengineeringgraduatestudent() |
{ |
ifstream infile("f1.dat",ios::in); |
if(!infile) |
{cerr<<"open error!"<<endl; |
exit(1); |
} |
char ch; |
while(infile.get(ch)) |
{cout<<ch; |
} |
infile.close(); |
} |
void show1() |
{cout<<"总分："; |
cout<< engineeringgraduatestudent::sumengineeringscore<<endl; |
cout<<"平均分："; |
cout<<engineeringgraduatestudent::sumengineeringscore/engineeringgraduatestudent::countengineeringnumber<<endl; |
cout<<"分数：满分人数："<<engineeringgraduatestudent::b[0]<<"占比："<<(engineeringgraduatestudent::b[0]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
cout<<"分数：90-100人数："<<engineeringgraduatestudent::b[1]<<"占比："<<(engineeringgraduatestudent::b[1]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
cout<<"分数：80-90人数："<<engineeringgraduatestudent::b[2]<<"占比："<<(engineeringgraduatestudent::b[2]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
cout<<"分数：70-80人数："<<engineeringgraduatestudent::b[3]<<"占比："<<(engineeringgraduatestudent::b[3]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
cout<<"分数：60-70人数："<<engineeringgraduatestudent::b[4]<<"占比："<<(engineeringgraduatestudent::b[4]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
cout<<"分数：不及格人数："<<engineeringgraduatestudent::b[5]<<"占比："<<(engineeringgraduatestudent::b[5]*100/(engineeringgraduatestudent::b[0]+engineeringgraduatestudent::b[1]+engineeringgraduatestudent::b[2]+engineeringgraduatestudent::b[3]+engineeringgraduatestudent::b[4]+engineeringgraduatestudent::b[5]))<<"%"<<endl; |
} |
void add1() |
{ |
int j=0; |
ofstream outfile("f1.dat",ios::out|ios::app); |
engineeringgraduatestudent b[100]; |
loop: |
cin>>b[j]; |
cout<<b[j]; |
outfile<<b[j]<<endl; |
cout<<endl; |
cout<<"是否继续录入(yes no）："; |
string ming; |
cin>>ming; |
if(ming=="yes") {j=j+1; |
goto loop;} |
if(ming=="no") |
{cout<<"返回菜单"<<endl; |
} |
outfile.close(); |
} |
void menu() |
{cout<<" 研究生成绩管理系统 "<<endl; |
loopen: |
cout<<"选择操作类型(1.文件读入2.成绩统计3.文件保存4.退出系统5.查询功能6.增加输入): "; |
int a; |
cin>>a; |
if(a==1) |
{loop: |
cout<<"请选择研究生类型：(学术硕士or工程硕士)"<<endl; |
string type; |
cin>>type; |
if(type=="学术硕士") |
{ save_to_file(); |
goto loopen; |
} |
if(type=="工程硕士") |
{ save1_to_file(); |
goto loopen; |
} |
} |
if(a==2) |
{cout<<"查看类型（学术硕士）（工程硕士）："; |
string leixing; |
cin>>leixing; |
if(leixing=="学术硕士"){ |
show();goto loopen;} |
if(leixing=="工程硕士"){show1();goto loopen;} |
} |
if(a==3){cout<<"文件已保存"<<endl; |
} |
if(a==4) {cout<<"正在退出系统"<<endl; |
} |
if(a==5){searchacademicgraduatest |
研究生系统.zip(免费下载)[13 次下载]
