#include using namespace std; int count=0,i; struct Student { long long int reg_no,mob_no; string first_name,last_name,middle_name,gender,address; int sem,oop,aec,dsa,eng,maths; }; class Student_Management_System { public : //method to accept details void toAccept(Student a[100],int n,int p) { int t; for(i=p;i>a[count].first_name >>a[count].middle_name >>a[count].last_name ; cout<<"\nEnter registration number : "; cin>>a[count].reg_no ; cout<<"\nEnter semester : "; cin>>a[count].sem; cout<<"\nEnter gender : "; cin>>a[count].gender ; cout<<"\nEnter address : "; cin>>a[count].address ; cout<<"\nEnter mobile number : "; cin>>a[count].mob_no ; cout<<"\nEnter OOPs marks : "; cin>>a[count].oop ; cout<<"\nEnter DSA marks : "; cin>>a[count].dsa ; cout<<"\nEnter AEC marks : "; cin>>a[count].aec ; cout<<"\nEnter MATHS marks : "; cin>>a[count].maths ; cout<<"\nEnter ENGLISH marks : "; cin>>a[count].eng ; count++; if(p!=0) { count=t; break; } } } //method to display Student details void toDisplayDetails(Student a[100],int p) { if(p==0) cout<<"\n\nS.No Registration number First name Middle name Last name Semester Gender Address Mob. No"<80.0) cout<<"Top Class"; else if((d/5.0)<=80.0&&(d/5.0)>50.0) cout <<"First class"; else if((d/5.0)<=50.0&&(d/5.0)>40.0) cout <<"Second class"; else if((d/5.0)<=40.0&&(d/5.0)>33.0) cout<<"Third class"; else cout<<"Fail"; } } //method to display options void options() { cout<<"\n\nMAIN MENU"; cout<<"\n---------------"; cout<<"\n1)Add Students details"; cout<<"\n2)Search Student details "; cout<<"\n3)Update Student details "; cout<<"\n4)Delete Student details "; cout<<"\n5)Sort Student details using registration number"; cout<<"\n6)Display Student details "; cout<<"\n7)Show duplicate data of students"; cout<<"\n8)Display Student result details "; cout<<"\n9)EXIT"; } void toSort(Student a[100]) { long long int temp[count],temp1; for(i=0;itemp[j+1]) { temp1=temp[j]; temp[j]=temp[j+1]; temp[j+1]=temp1; } } } cout<<"\n\nS.No Registration number First name Middle name Last name Semester Gender Address Mob. No"<>ch; switch (ch) { case 1: cout<<"\nEnter number of Students : "; cin>>n; s.toAccept(Array ,n,0); break; case 2: cout<<"\nEnter Student's registration number to search : "; cin>>x; s.toSearchDetails (Array ,x); break; case 3: cout<<"\nEnter Student's registration number to update : "; cin>>x; s.toUpdate (Array ,x); break ; case 4: cout<<"\nEnter Student's registration number to delete : "; cin>>x; s.toDelete (Array,x); break; case 5: s.toSort(Array); break; case 6: s.toDisplayDetails (Array ,0); break; case 7: s.toShowDuplicate(Array ); break; case 8: s.toDisplayResult(Array ); break ; case 9: cout<<"THANK YOU!"; return 0; default : cout<<"\nWrong Choice !"; } } return 0; }

Student Management System