学生管理系统源代码

1、#in clude<iostream>#i nclude<stdlib.h>#i nclude<stri ng.h>#i nclude<malloc.h>#defi ne INIT_SIZE 10#defi ne INCRE_SIZE 10#defi ne SUBJECT_NUMB#defi ne LEN 3void show_Start();void show_Table();void addRecord();void In fo_delete();void deleteRecord();void delete_ Nun(i nt);void

2、delete_Name(char tarName); void In fo_modify();void modifyRecord();void modify_ Nun(int);void modify_Name(char);void In fo_query();void queryRecord();void query_Num(i nt);void query_Name(char);void display();void quit();void menu _CMD();char *subjectSUBJECT_NUM= struct STUDENTint num;char n ame20;ch

3、ar sex;float scoreSUBJECT_NUM;；/struct STUDENT stuLEN + 1;/STUDENT *record = (STUDENT*)malloc(sizeof(STUDENT)*INIT_SIZE);int static stuNum = 0;/STUDENT *record = (STUDENT*)malloc(sizeof(STUDENT)*INIT_SIZE);int main()/record = (STUDENT*)malloc(sizeof(STUDENT)*INIT_SIZE);/STUDENT *record = (STUDENT*)m

4、alloc(sizeof(STUDENT)*INIT_SIZE);/*record1 .n um = 1001; strcpy(record1. name,"Jaso n"); record1.sex = 'M'record1.score0 = 85.0; record1.score1 = 90.0;record1.score2 = 95.0;record2. num = 1002; strcpy(record2. name,"Jerry"); record2.sex = 'M' record2.score0 = 85.0

5、; record2.score1 = 90.0; record2.score2 = 95.0;record3 .n um = 1003;strcpy(record3. name,"Jessie"); record3.sex = 'F'record3.score0 = 85.0;record3.score1 = 90.0; record3.score2 = 95.0;*/*In fo_modify();int key;cout<cin> >key;if(key = 1)int targetNum;coutcin> >targetN

6、um;modify_Num(targetNum);cout«e ndl;display。；if(key = 2)char targetName20;cout<cin> >targetName;modify_Name(targetName);cout«e ndl;display();if(key = 3) exit(O);*/show_Start(); men u_CMD(); return 0; void show_Start() cout<<e ndl;cout«"*"vve ndl;coutvv"&q

7、uot;vve ndl;coutvv""vve ndl;coutvv""vve ndl;coutvv""vve ndl;coutvv"Made by Jas onIIvven dl;coutvv"*"vve ndl;/.void show_Table()coutvv" vv"t"vv" "vv"t"vv"coutvv"t"v<subject0vv"t"vvsubject1vv&qu

8、ot;t"vvsubject2; cout«e ndl;void menu _CMD()int key;while(1)cout<<"1.<<e ndl;cout<<"2.<<e ndl;cout<<"3.<<e ndl;cout<<"4.<<e ndl;cout<<"5.<<e ndl;cout<<"6.<<e ndl;cout«"cin> &g

9、t;key;while(1)if(key < 1)|(key > 6)int key;cout«"<<e ndl;cout«(1 - 5):"cin> >key;elsebreak;switch(key) case 1: addRecord(); break;case 2: deleteRecord(); break;case 3: modifyRecord(); break;case 4: queryRecord(); break;case 5: display();break;case 6:quit();break

10、;/ /void addRecord()if(stuNum = 0)cout«<<e ndl;stuNum+;elsecout«"<<e ndl;stuNum+; /if(stuNum > INIT_SIZE)cout«"<<e ndl;record = (STUDENT*)realloc(record,(INIT_SIZE +INCRE_SIZE)*sizeof(STUDENT);cout«"!"<<e ndl;cout«"<<

11、e ndl;cout«"(Y/N):"char choi;cin> >choi;if(choi = 'Y')|(choi = 'y')cout«":"cin> >recordstuNum. num;cout«":"cin> >recordstuNum. name;cout<<"(M, F):"cin> >recordstuNum.sex;int i;for(i = 0;i < SUBJEC

12、T_NUM;i+)cout«""<<subjectivv :"cin> >recordstuNum.scorei;if(choi = 'N')|(choi = 'n')cout«"<<e ndl;cout«e ndl;cout<<vvstuNumvv"!"<<e ndl;cout«e ndl;/ /deleteRecordvoid In fo_delete() cout«" cout&

13、lt;<"1. cout<<"2. cout<<"3./:"<<e ndl; "<<e ndl; <<e ndl;"<<e ndl;void deleteRecord()int key;cout«e ndl;In fo_delete(); cout«":"cin> >key;if(key = 1)int targetNum; cout«":"cin> >target

14、Num;/delete_Num(targetNum); cout«e ndl;if(key = 2)char targetName20; cout«":"cin> >targetName;delete_Name(targetName); cout«e ndl; if(key = 3)while(1)me nu_CMD();/void delete_Num(i nt tarNum)int i;for(i = 1;i <= stuNum;i+)if(recordi. num = tarNum)/1.2.if(i = stuNum)

15、cout«": "<<e ndl;show_Table();cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex<<"t" vvrecordi.score0v<recordi.score1vv"t"vvrecordi.score2;cout«e ndl;cout«e ndlvv": "<&l

16、t;e ndl;show_Table();for(i nt i = 1;i <= stuNum - 1;i+)cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex;for(i nt j = 0;j < SUBJECT_NUM;j+)cout<v"t"v<recordi.scorej;cout«e ndl;/*stuNum-;cout«" vvstuNumvv&q

17、uot;cout«e ndl;*/2.if(i != stuNum)cout«": "<<e ndl;show_Table();cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex<<"t"vvrecordi.score0vv"t"v<recordi.score1vv"t"vvrecordi.score 2

18、;for(i nt j = i+1;j <= stuNum;j+)recordj-1 = recordj;/cout«e ndl;cout«": "<<e ndl;show_Table();for(i nt i = 1;i <= stuNum-1;i+)cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex;for(i nt j = 0;j < SUBJECT_NUM

19、;j+)cout<v"t"v<recordi.scorej;cout«e ndl;/*stuNum-;cout«""vvstuNumvv"cout«e ndl;*/stuNum-;cout«""vvstuNumvvcout«e ndl;/*/void delete_Name(char tarName)int i;for(i = 1;i <= stuNum;i+)if(strcmp(recordi. name,tarName) = 0)/1.2./if(i =

20、 stuNum)coutvv" : "<<e ndl;show_Table();cout<<recordi. num <v"t"v<recordi. name<v"t"v<recordi.sexvv"t"vvrecordi.score0v<recordi.score1vv"t"vvrecordi.score2; cout«e ndl;cout«e ndlvv": "<<e ndl;show_

21、Table();for(i nt i = 1;i <= stuNum - 1;i+)cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex;for(i nt j = 0;j < SUBJECT_NUM;j+)cout<<"t"<<recordi.scorej;cout«e ndl;/if(i != stuNum)cout«" : "<&

22、lt;e ndl;show_Table();cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex<<"t" vvrecordi.score0vv"t"v<recordi.score1vv"t"vvrecordi.score 2;/for(i nt j = i+1;j <= stuNum;j+)recordj-1 = recordj;cout«

23、e ndl;/cout«": "<<e ndl;show_Table();for(i nt i = 1;i <= stuNum-1;i+)cout<<recordi. num <<"t"<<recordi. name<v"t"v<recordi.sex;for(i nt j = 0;j < SUBJECT_NUM;j+)cout<<"t"<<recordi.scorej;cout«e ndl;cout

24、«e ndl; void delete_Name(char tarName)int i;for(i = 1;i <= stuNum;i+)/1.2./ if(strcmp(recordi. name,tarName) = 0)if(i = stuNum)cout«": "<<e ndl;show_Table();cout<<recordi. num <<"t"<<recordi. name<<"t"<<recordi.sex<<

25、;"t" vvrecordi.score0vv"t"v<recordi.score1vv"t"vvrecordi.score2;cout«e ndl;cout«": "<<e ndl;show_Table();for(i nt i = 1;i <= stuNum-1;i+)cout<<recordi. num <<"t"<<recordi. name<v"t"v<recordi.sex

26、;for(i nt j = 0;j < SUBJECT_NUM;j+)cout<<"t"<<recordi.scorej;cout«e ndl;/*stuNum-;cout«""vvstuNumvv""cout«e ndl;*/if(i != stuNum)cout«""<<e ndl;show_Table();cout<<recordi. num <<"t"<<recordi.

27、 name<<"t"<<recordi.sex<<"t"coutv<recordi.score0vv"t"vvrecordi.score1vv"t"vvrecordi.score2;cout«e ndl;for(i nt j = i+1;j <= stuNum;j+)recordj-1 = recordj;/cout«e ndl;cout«": "<<e ndl;show_Table();for(i nt

28、i = 1;i <= stuNum-1;i+)cout<<recordi. num <<"t"<<recordi. name<v"t"v<recordi.sex;for(i nt j = 0;j < SUBJECT_NUM;j+)cout<<"t"<<recordi.scorej;cout«e ndl;/*stuNum-;cout«""vvstuNumvvcout«e ndl;*/stuNum-;cou

29、t«" vvstuNumvv "cout«e ndl;/*/void In fo_modify()cout<<" : "<<e ndl;cout<<"1."<<e ndl;cout<<"2."<<e ndl;cout<<"3."<<e ndl;void modifyRecord()int key; cout«e ndl;In fo_modify();cout«&

30、quot;:"cin> >key;/if(key = 1)int targetNum;cout« :"cin> >targetNum;modify_Num(targetNum);cout«e ndl;/display。；/if(key = 2)char targetName20; cout<< :"cin> >targetName;modify_Name(targetName);cout«e ndl;/display();if(key = 3)while(1)me nu_CMD();/v

31、oid modify_Num(i nt tarNum)int i;for(i = 1;i <= stuNum;i+)if(recordi. num = tarNum)cout«e ndlvv" "<<e ndl;cout«":"cin> >recordi. num;cout«":"cin> >recordi. name;cout«"cin> >recordi.sex;cout«""<<sub

32、jectOvv""cin> >recordi.scoreO;cout<<" "<<subject1<<":"cin> >recordi.score1;cout«" "<<subject2<< "cin> >recordi.score2;void modify_Name(char tarName)int i;for(i = 1;i <= stuNum;i+)if(strcmp(recordi. n

33、ame,tarName) = 0) cout«e ndlvv" : "<<e ndl;cout«":"cin> >recordi. num;cout«":"cin> >recordi. name;cout«":"cin> >recordi.sex;cout<<" "<<subject0<<":"cin> >recordi.score0; co

34、ut«""<<subject1<<":"cin> >recordi.score1;cout«""<<subject2<<":"cin> >recordi.score2;void In fo_query()cout«": "<<e ndl;cout<<"1."<<e ndl;cout<<"2."<<

35、e ndl;cout<<"3."<<e ndl;/queryRecordvoid queryRecord()int key;cout«e ndl;In fo_query();cout«""cin> >key;if(key = 1)int targetNum;cout«":"cin> >targetNum;query_Num(targetNum); cout«e ndl;if(key = 2)char targetName20; cout«":"cin> >targetName;query_Name(targetName); cout«e ndl;/ .if(key = 3)while(1)me nu_CMD();void query_Num(i nt tarNum)int i;for(i = 1;i <= stuNum;i+)if(recordi. num = tarNum) / cout«&q