选课系统（C++写的加上C++课程设计报告文档）

#include <iostream> #include <algorithm> #include "class.h" #include <string> using namespace std; //选课退课函数 bool Student::chooseclass(int x,M_class m_class[]) { char c1_class[20]; int a; cout<<"请输入课程的名称："<<endl; cin>>c1_class; a=classnumber; if(strcmp(s_p.class1.name,c1_class)==0) { if((x==1)&&(s_p.class1.c_class!=0)&&(qunum(c1_class,m_class))&&(s_p.class1.o_class==0)) { s_p.class1.o_class=1; changenum(c1_class,1,m_class); cout<<"选课成功"<<endl; return true; } else { if((x==0)&&(s_p.class1.o_class!=0)) { s_p.class1.o_class=0; changenum(c1_class,0,m_class); cout<<"退课成功"<<endl; return true; } } } if(strcmp(s_p.class2.name,c1_class)==0) { if((x==1)&&(s_p.class2.c_class!=0)&&(qunum(c1_class,m_class))&&(s_p.class2.o_class==0)) { s_p.class2.o_class=1; changenum(c1_class,1,m_class); cout<<"选课成功"<<endl; return true; } else { if((x==0)&&(s_p.class2.o_class!=0)) { s_p.class2.o_class=0; changenum(c1_class,0,m_class); cout<<"退课成功"<<endl; return true; } } } if(strcmp(s_p.class3.name,c1_class)==0) { if((x==1)&&(s_p.class3.c_class!=0)&&(qunum(c1_class,m_class))&&(s_p.class3.o_class==0)) { s_p.class3.o_class=1; changenum(c1_class,1,m_class); cout<<"选课成功"<<endl; return true; } else { if((x==0)&&(s_p.class3.o_class!=0)) { s_p.class3.o_class=0; changenum(c1_class,0,m_class); cout<<"退课成功"<<endl; return true; } } } if(strcmp(s_p.class4.name,c1_class)==0) { if((x==1)&&(s_p.class4.c_class!=0)&&(qunum(c1_class,m_class))&&(s_p.class4.o_class==0)) { s_p.class4.o_class=1; changenum(c1_class,1,m_class); cout<<"选课成功"<<endl; return true; } else { if((x==0)&&(s_p.class4.o_class!=0)) { s_p.class4.o_class=0; changenum(c1_class,0,m_class); cout<<"退课成功"<<endl; return true; } } } if(x==1) { cout<<"你不能选这门课或者你已选了这门课"<<endl; return false; } else { cout<<"你还没选这门课"<<endl; return false; } } //输出选课信息函数 void Student::out() { int a; a=classnumber; switch(a) { case 2: cout<<s_p.class1.name<<"---"; if(s_p.class1.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class2.name<<"---"; if(s_p.class2.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; break; case 3: cout<<s_p.class1.name<<"---"; if(s_p.class1.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class2.name<<"---"; if(s_p.class2.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class3.name<<"---"; if(s_p.class3.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; break; case 4: cout<<s_p.class1.name<<"---"; if(s_p.class1.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class2.name<<"---"; if(s_p.class2.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class3.name<<"---"; if(s_p.class3.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; cout<<s_p.class4.name<<"---"; if(s_p.class4.o_class==1) cout<<"选了"<<endl; else cout<<"没选"<<endl; break; default: cout<<"error"<<endl; } } //输出能选课情况 void Student::outs() { int i; i=classnumber; switch(i) { case 2: cout<<s_p.class1.name<<"---"; if(s_p.class1.c_class==0) { cout<<"不能选"<<endl; } else { cout<<"能选"<<endl; } cout<<s_p.class2.name<<"---"; if(s_p.class2.c_class==0) { cout<<"不能选"<<endl; } else { cout<<"能选"<<endl; } break; case 3: cout<<s_p.class1.name<<"---"; if(s_p.class1.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; cout<<s_p.class2.name<<"---"; if(s_p.class2.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; cout<<s_p.class3.name<<"---"; if(s_p.class3.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; break; case 4: cout<<s_p.class1.name<<"---"; if(s_p.class1.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; cout<<s_p.class2.name<<"---"; if(s_p.class2.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; cout<<s_p.class3.name<<"---"; if(s_p.class3.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; cout<<s_p.class4.name<<"---"; if(s_p.class4.c_class==0) cout<<"不能选"<<endl; else cout<<"能选"<<endl; break; default: cout<<"error"<<endl; } } //查看成绩函数 void Student::slookscores() { int i; i=classnumber; switch(i) { case 2: if(s_p.class1.o_class!=0) { cout<<s_p.class1.name<<"---"; if(s_p.class1.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class1.score<<endl; } if(s_p.class2.o_class!=0) { cout<<s_p.class2.name<<"---"; if(s_p.class2.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class2.score<<endl; } break; case 3: if(s_p.class1.o_class!=0) { cout<<s_p.class1.name<<"---"; if(s_p.class1.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class1.score<<endl; } if(s_p.class2.o_class!=0) { cout<<s_p.class2.name<<"---"; if(s_p.class2.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class2.score<<endl; } if(s_p.class3.o_class!=0) { cout<<s_p.class3.name<<"---"; if(s_p.class3.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class3.score<<endl; } break; case 4: if(s_p.class1.o_class!=0) { cout<<s_p.class1.name<<"---"; if(s_p.class1.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class1.score<<endl; } if(s_p.class2.o_class!=0) { cout<<s_p.class2.name<<"---"; if(s_p.class2.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class2.score<<endl; } if(s_p.class3.o_class!=0) { cout<<s_p.class3.name<<"---"; if(s_p.class3.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class3.score<<endl; } if(s_p.class4.o_class!=0) { cout<<s_p.class4.name<<"---"; if(s_p.class4.score==-1) cout<<"还没上成绩"<<endl; else cout<<s_p.class4.score<<endl; } break; default: cout<<"error"<<endl; } } //查看学校开放课程情况 void Student::allclass(M_class m_class[]) { Readclass(m_class); for(int i=1;i<=50;i++) { if(m_class[i-1].space==1) { cout<<m_class[i-1].name<<"---"; } } cout<<endl; } //查看课程计划 void Student::look_student() { cout<<"姓名： "<<name<<" "<<"课程数量： "<<classnumber<<" "<<endl; int a; a=classnumber; cout<<"课程计划是："; switch(a) { case 2: cout<<s_p.class1.name<<" "; cout<<s_p.class2.name<<" "<<endl; break; case 3: cout<<s_p.class1.name<<" "; cout<<s_p.class2.name<<" "; cout<<s_p.class3.name<<" "<<endl; break; case 4: cout<<s_p.class1.name<<" "; cout<<s_p.class2.name<<" "; cout<<s_p.class3.name<<" "; cout<<s_p.class4.name<<" "<<endl; break; default: cout<<"error"<<endl; } } //添加成绩 void Student::sscores() { int b; b=classnumber; if(b==2) { if(s_p.class1.o_class!=0) { double s; cout<<"课程1 "<<s_p.class1.name<<endl; cout<<"请输入该科成绩："<<endl; cin>>s; s_p.class1.score=s; } if(s_p.class2.o_class!=0) { double s1; cout<<"课程2 "<<s_p.class2.name<<endl; cout<<"请输入该科成绩："<<endl; cin>>s1; s_p.class2.score=s1; } if((s_p.class1.o_class==0)&&(s_p.class2.o_class==0)) { cout<<"该学生还没选课！"<<endl; } else { cout<<"ok"<<e