1 //学生成绩管理系统 V1.0
2 //student.cpp
3 //Made By SUT_Hui
4 //2012-3-12
5 //wangchunhui@wangchunhui.cn
6
7 #include <iostream>
8 #include <fstream>
9 #include <string>
10 #include <iomanip>
11
12 //#define course_mount 5
13
14 using namespace std;
15
16 /*
17 //----------------------------------------------------------course 类
18 class course
19 {
20 private:
21 state int Course_number_count;
22 string Course_name;
23 string Course_teacher;
24 public:
25 course();
26 void add_course();
27 ~course();
28 };
29 */
30 int n=0;//TEST = 4,Normal = 0;
31 int m=0, i=1, j=0;
32 double class_course_everage[4]={0};
33
34 //----------------------------------------------------------student 类
35
36 class student
37 {
38 private:
39 // static int count;
40 string Student_name;
41 string Student_No;
42 char Student_sex;
43 double Student_score_everage;
44 double Maths;
45 double Chinese;
46 double English;
47 double CPP;
48 public:
49 student();
50 void init_student();
51 // void score_everage();
52 void init_score();
53 string getStudent_No();
54 string getStudent_name();
55 char getStudent_sex();
56 double getscore_sum();
57 double getStudent_score_everage();
58 double getStudent_score_Maths();
59 double getStudent_score_Chinese();
60 double getStudent_score_English();
61 double getStudent_score_CPP();
62 ~student()
63 {
64 cout<<"Waitng..."<<endl;
65 }
66 }students[40];
67
68 //-----------------------------------------------------------函数声明
69
70 void welcome();
71 int Main_student();
72 int Main_student_input_1();
73 int Main_student_input_1();
74 int Main_student_list_2();
75 int Main_student_correct_3();
76 int Main_student_coursename_4();
77 int Main_student_scoreinput_5();
78 int Main_student_courseeverage_6();
79 int Main_student_class_courseeverage_7();
80 int Main_student_ALL_8();
81 int Main_copyright_9();
82
83 //-----------------------------------------------------------main 函数
84
85 int main()
86 {
87 welcome();
88 return Main_student();
89 }
90
91 //-----------------------------------------------------------class student 类函数定义
92
93 student::student()
94 {
95 Student_name = " ";
96 Student_No = " ";
97 Student_sex = 'M';
98 Maths = 0.0;
99 Chinese = 0.0;
100 English = 0.0;
101 CPP = 0.0;
102 }
103
104 //__________________________TEST
105 /*
106 student::student()
107 {
108 Student_name = "未命名";
109 Student_No = "#########";
110 Student_sex = 'M';
111 Maths = 50.50;
112 Chinese = 50.50;
113 English = 50.50;
114 CPP = 50.50;
115 }
116 //___________________________TEXT
117 */
118
119 void student::init_student()
120 {
121 int len_name, len_No;
122 cout<<"\n 请输入第"<<i+1<<"个学生基本信息"<<endl;
123 cout<<" 姓名：";cin>>Student_name;getchar();
124 cout<<" 学号：";cin>>Student_No;getchar();
125 cout<<" 性别：(F/M)";cin>>Student_sex;getchar();
126 len_name = Student_name.length();
127 len_No = Student_No.length();
128 if(len_name < 6)
129 {
130 for(;len_name<6;len_name++)
131 {
132 Student_name += " ";
133 }
134 }
135 if(len_No < 9)
136 {
137 for(; len_No < 9; len_No++)
138 {
139 Student_No+=" ";
140 }
141 }
142 }
143
144 void student::init_score()
145 {
146 cout<<" "<<"学生-"<<students[i].getStudent_name()<<"成绩录入："<<endl;
147 cout<<" "<<"数学："; cin>>Maths;getchar();
148 cout<<" "<<"语文："; cin>>Chinese;getchar();
149 cout<<" "<<"英语："; cin>>English;getchar();
150 cout<<" "<<"C++ ："; cin>>CPP;getchar();
151 }
152 /*
153 void student::score_everage()
154 {
155 Student_score_everage=(Maths+Chinese+English+CPP)/4;
156 }
157 */
158 string student::getStudent_No()
159 {
160 return Student_No;
161 }
162
163 string student::getStudent_name()
164 {
165 return Student_name;
166 }
167
168 char student::getStudent_sex()
169 {
170 return Student_sex;
171 }
172
173 double student::getscore_sum()
174 {
175 return (Maths+Chinese+English+CPP);
176 }
177
178 double student::getStudent_score_everage()
179 {
180 Student_score_everage=(Maths+Chinese+English+CPP)/4;
181 return Student_score_everage;
182 }
183
184 double student::getStudent_score_Maths()
185 {
186 return Maths;
187 }
188
189 double student::getStudent_score_Chinese()
190 {
191 return Chinese;
192 }
193
194 double student::getStudent_score_English()
195 {
196 return English;
197 }
198
199 double student::getStudent_score_CPP()
200 {
201 return CPP;
202 }
203
204 //-----------------------------------------------------------函数定义
205
206 void welcome()
207 {
208 cout<<"\n\n\n\n\n\n";
209 cout<<" ========================================"<<endl;
210 cout<<" = ="<<endl;
211 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
212 cout<<" = ="<<endl;
213 cout<<" ========================================"<<endl;
214 cout<<" = MADE BY SUT_HUi ="<<endl;
215 cout<<" = START AT 2012/3/12 ="<<endl;
216 cout<<" ========================================"<<endl;
217 cout<<"\n\n 按回车进入．．．";
218 getchar();
219 system("cls");
220 }
221
222 int Main_student()
223 {
224 int flag = 0;
225 while(!flag)
226 {
227 char choose;
228 cout<<"\n\n\n\n";
229 cout<<" ========================================"<<endl;
230 cout<<" = ="<<endl;
231 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
232 cout<<" = 管理界面 ="<<endl;
233 cout<<" ========================================"<<endl;
234 cout<<" = 1.学生基本信息录入 ="<<endl;
235 cout<<" = 2.学生基本信息列表 ="<<endl;
236 cout<<" = 3.学生基本信息修改 ="<<endl;
237 cout<<" = 4.科目名称修改 ="<<endl;
238 cout<<" = 5.分数录入 ="<<endl;
239 cout<<" = 6.个人成绩状况 ="<<endl;
240 cout<<" = 7.班级成绩状况 ="<<endl;
241 cout<<" = 8.总表 ="<<endl;
242 cout<<" = 9.版权信息 ="<<endl;
243 cout<<" = 0.退出 ="<<endl;
244 cout<<" ========================================"<<endl;
245 cout<<" 请选择：";
246 do{
247 cin>>choose;getchar();
248 switch(choose)
249 {
250 case '1':system("cls"); flag = Main_student_input_1();system("cls"); break;
251 case '2':system("cls"); flag = Main_student_list_2(); break;
252 case '3':system("cls"); flag = Main_student_correct_3(); break;
253 case '4':system("cls"); flag = Main_student_coursename_4(); break;
254 case '5':system("cls"); flag = Main_student_scoreinput_5(); break;
255 case '6':system("cls"); flag = Main_student_courseeverage_6(); break;
256 case '7':system("cls"); flag = Main_student_class_courseeverage_7(); break;
257 case '8':system("cls"); flag = Main_student_ALL_8(); break;
258 case '9':system("cls"); flag = Main_copyright_9(); break;
259 case '0':return (0);
260 default:flag++;cout<<" 输入有误请重新输入:";
261 if(flag == 10) {cout<<"ERROR!"<<endl<<"正在退出"<<endl;return (1);}
262 }
263 }while(flag);
264 system("cls");
265 }
266 }
267
268 int Main_student_input_1()
269 {
270 cout<<"\n\n\n\n";
271 cout<<" ========================================"<<endl;
272 cout<<" = ="<<endl;
273 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
274 cout<<" = 学生基本信息录入 ="<<endl;
275 cout<<" ========================================"<<endl;
276 cout<<" 请输入学生人数(MAX=40)：";
277 cin>>n;
278 for(i=0;i<n;i++)
279 {
280 students[i].init_student();
281 }
282 cout<<"\n ========================================"<<endl;
283 cout<<" 录入完毕，按回车返回主菜单．．．";getchar();
284 return 0;
285 }
286
287 int Main_student_list_2()
288 {
289 cout<<"\n\n\n\n";
290 cout<<" ========================================"<<endl;
291 cout<<" = ="<<endl;
292 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
293 cout<<" = 学生基本信息列表 ="<<endl;
294 cout<<" ========================================"<<endl;
295 cout<<" 序号 学号 姓名 性别 "<<endl;
296 for(i=0;i<n;i++)
297 {
298 cout<<" "<<setw(2)<<i+1<<" "<<students[i].getStudent_No()<<" "<<students[i].getStudent_name()<<" "<<students[i].getStudent_sex()<<endl;
299 }
300 cout<<"\n ========================================"<<endl;
301 cout<<" 按回车返回主菜单．．．";getchar();
302 return 0;
303 }
304
305 int Main_student_correct_3()
306 {
307 cout<<"\n\n\n\n";
308 cout<<" ========================================"<<endl;
309 cout<<" = ="<<endl;
310 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
311 cout<<" = 学生基本信息修改 ="<<endl;
312 cout<<" ========================================"<<endl;
313 cout<<" "<<endl;
314 cout<<" "<<endl;
315 cout<<" 未注册组件 "<<endl;
316 cout<<" "<<endl;
317 cout<<" "<<endl;
318 cout<<" ========================================"<<endl;
319 cout<<" 按回车返回主菜单．．．";getchar();
320 return 0;
321 }
322
323 int Main_student_coursename_4()
324 {
325 cout<<"\n\n\n\n";
326 cout<<" ========================================"<<endl;
327 cout<<" = ="<<endl;
328 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
329 cout<<" = 科目名称修改 ="<<endl;
330 cout<<" ========================================"<<endl;
331 cout<<" "<<endl;
332 cout<<" "<<endl;
333 cout<<" 未注册组件 "<<endl;
334 cout<<" "<<endl;
335 cout<<" "<<endl;
336 cout<<" ========================================"<<endl;
337 cout<<" 按回车返回主菜单．．．";getchar();
338 return 0;
339 }
340
341 int Main_student_scoreinput_5()
342 {
343 cout<<"\n\n\n\n";
344 cout<<" ========================================"<<endl;
345 cout<<" = ="<<endl;
346 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
347 cout<<" = 学生分数录入 ="<<endl;
348 cout<<" ========================================"<<endl;
349 for(i=0;i<n;i++)
350 {
351 students[i].init_score();
352 }
353 cout<<"\n ========================================"<<endl;
354 cout<<" 按回车返回主菜单．．．";getchar();
355 return 0;
356 }
357
358 int Main_student_courseeverage_6()
359 {
360 cout<<"\n\n\n\n";
361 cout<<" ========================================"<<endl;
362 cout<<" = ="<<endl;
363 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
364 cout<<" = 个人成绩状况 ="<<endl;
365 cout<<" ========================================"<<endl;
366 cout<<" 序号 学号 姓名 平均分 "<<endl;
367 for(i=0;i<n;i++)
368 {
369 //students[i].score_everage();
370 cout <<setiosflags(ios::fixed);
371 cout<<" "<<setw(2)<<i+1<<" "<<students[i].getStudent_No()<<" "<<students[i].getStudent_name()<<" "<<setw(6)<<setprecision(2)<<students[i].getStudent_score_everage()<<endl;
372 }
373 cout<<"\n ========================================"<<endl;
374 cout<<" 按回车返回主菜单．．．";getchar();
375 return 0;
376 }
377
378 int Main_student_class_courseeverage_7()
379 {
380 cout<<"\n\n\n\n";
381 cout<<" ========================================"<<endl;
382 cout<<" = ="<<endl;
383 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
384 cout<<" = 科目平均分查询 ="<<endl;
385 cout<<" ========================================"<<endl;
386 cout<<" 科目 平均分 "<<endl;
387 for(i=0;i<n;i++)
388 {
389 class_course_everage[0]+= students[i].getStudent_score_Maths();
390 class_course_everage[1]+= students[i].getStudent_score_Chinese();
391 class_course_everage[2]+= students[i].getStudent_score_English();
392 class_course_everage[3]+= students[i].getStudent_score_CPP();
393 }
394 cout <<setiosflags(ios::fixed);
395 cout<<" 数 学："<<" "<<setw(6)<<setprecision(2)<<class_course_everage[0]/n<<endl;
396 cout<<" 语 文："<<" "<<setw(6)<<setprecision(2)<<class_course_everage[1]/n<<endl;
397 cout<<" 英 语："<<" "<<setw(6)<<setprecision(2)<<class_course_everage[2]/n<<endl;
398 cout<<" C++ ："<<" "<<setw(6)<<setprecision(2)<<class_course_everage[3]/n<<endl;
399 cout<<"\n ========================================"<<endl;
400 cout<<" 按回车返回主菜单．．．";getchar();
401 return 0;
402 }
403
404 int Main_student_ALL_8()
405 {
406 for(i=0;i<n;i++)
407 {
408 class_course_everage[0]+= students[i].getStudent_score_Maths();
409 class_course_everage[1]+= students[i].getStudent_score_Chinese();
410 class_course_everage[2]+= students[i].getStudent_score_English();
411 class_course_everage[3]+= students[i].getStudent_score_CPP();
412 }
413 cout<<"\n\n\n\n";
414 cout<<" =========================================================="<<endl;
415 cout<<" = ="<<endl;
416 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
417 cout<<" = 学生成绩信息总表 ="<<endl;
418 cout<<" =========================================================="<<endl;
419 cout<<" 序号 学号 姓名 数学 语文 英语 C++ 平均分"<<endl;
420 for(i=0;i<n;i++)
421 {
422 // students[i].score_everage();
423 cout <<setiosflags(ios::fixed);
424 cout<<" "<<i+1<<" "<<students[i].getStudent_No()<<" "<<students[i].getStudent_name()<<setw(7)<<setprecision(2)<<students[i].getStudent_score_Maths()<<setw(7)<<setprecision(2)<<students[i].getStudent_score_Chinese()<<setw(7)<<setprecision(2)<<students[i].getStudent_score_English()<<setw(7)<<setprecision(2)<<students[i].getStudent_score_CPP()<<setw(7)<<setprecision(2)<<students[i].getStudent_score_everage()<<endl;
425 }
426 cout<<" "<<"==平均分== *** "<<setw(7)<<setprecision(2)<<class_course_everage[0]/4<<setw(7)<<setprecision(2)<<class_course_everage[1]/4<<setw(7)<<setprecision(2)<<class_course_everage[2]/4<<setw(7)<<setprecision(2)<<class_course_everage[3]/4<<setw(7)<<setprecision(2)<<(class_course_everage[0]+class_course_everage[1]+class_course_everage[2]+class_course_everage[3])/16;
427 cout<<"\n =========================================================="<<endl;
428 cout<<" 按回车返回主菜单．．．";getchar();
429 return 0;
430 }
431
432 int Main_copyright_9()
433 {
434 cout<<"\n\n\n\n";
435 cout<<" =========================================="<<endl;
436 cout<<" = ="<<endl;
437 cout<<" = 学生成绩管理系统 V1.0 ="<<endl;
438 cout<<" = ="<<endl;
439 cout<<" =========================================="<<endl;
440 cout<<" = ="<<endl;
441 cout<<" = MADE BY SUT_Hui ="<<endl;
442 cout<<" = ="<<endl;
443 cout<<" =All Copyright Reserved 2012-2012 SUT_Hui="<<endl;
444 cout<<" = GPL2.0 2011 SUT_Hui Project TEAM ="<<endl;
445 cout<<" =========================================="<<endl;
446 cout<<" 按回车返回主菜单．．．";getchar();
447 return 0;
448 }
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