Prog

CODING -

#include<iostream.h>

#include<conio.h>

#include<stdio.h>

#include<string.h>

#include<iomanip.h>

#include<fstream.h>

#include<dos.h>

struct marks_criteria

{

int sc_min,com_min,arts_min, seat_sc, seat_com, seat_arts;

} crit;

struct administrator

{

char user_name[10];

char password[10];

}admin;

struct student

{

char name[20];

int regno,m_eng,m_math,m_sc,m_sst,m_lang;

int pref_code, stream;

// Sc=1, Com=2; Arts=3;

public:

void new_file();

void input_data();

void allot_stream();

int get_stream();

void display();

int show_per()

{

return((m_eng+m_math+m_sc+m_sst+m_lang)/5);

}

};

void welcome();

void menu();

int verify_password();

void assign_user();

void clear();

void input_criteria();

void read_criteria();

void read_student();

void create_eligible_sc();

void create_eligible_com();

void create_eligible_arts();

void read_eligible_sc();

void read_eligible_com();

void read_eligible_arts();

char * stream_name(int strm);

void select_list( char *in_file, char *out_file);

void thanks();

student s;

void main()

{

clrscr();

welcome();

// cout<<"welcome";

fstream fin, fout;

fstream fsc, fcom, farts;

int opt=1, ch;

while(opt!=8)

{

// clrscr();

clear();

cout<<"\n\t====================== MAIN MENU =======================\n";

cout<<"\n\t[1] CREATE / MODIFY ADMISSION CRITERIA(Administrator only)";

cout<<"\n\n\t[2] ENTER STUDENT'S DATA ";

cout<<"\n\n\t[3] ALLOTMENT OF STREAM";

cout<<"\n\n\t[4] DISPLAY CRITERIA FOR SELECTION";

cout<<"\n\n\t[5] DISPLAY ALLOTMENT OF STUDENT'S STREAM";

cout<<"\n\n\t[6] DISPLAY ALL STUDENT'S REGISTERED";

cout<<"\n\n\t[7] CREATE / DISPLAY MERIT LIST";

cout<<"\n\n\t[8] QUIT";

cout<<"\n\t=============================================================\n";

cout<<"\n\n\t\tEnter your choice : ";

cin>>opt;

switch(opt)

{

case 1:

int p;

assign_user();

p=verify_password();

if(p==0)

{

input_criteria();

}

else

{

cout<<"\n\tU R Not a Valid User.";

cout<<"\n\tU Dont have the Authority to Create Question Bank. Bye\n\n";

}

break;

case 2:

int option;

clrscr();

cout<<"\nWhat do u want --\n\n\n\n\n\tCreate a new student information file or Append to the existing file?\n\n\t(press 1 for new creation and 2 for appending)";

cin>>option;

if(option==1)

{

s.new_file();

}

else

{

s.input_data();

}

break;

case 3:

clrscr();

// read_student();

fin.open("student" ,ios::in|ios::out);

fsc.open("elig_sc",ios::out);

fcom.open("eligcom",ios::out);

farts.open("eligart",ios::out);

while(fin.read((char*)& s,sizeof(s)))

{

s.allot_stream();

s.get_stream();

//if(s.get_stream()==0)

cout<<"\nApplication Rejected. Not Eligible\n";

if(s.get_stream()==1)

fsc.write((char*)& s,sizeof(s));


fcom.write((char*)& s,sizeof(s));


farts.write((char*)& s,sizeof(s));

}

fin.close();

fsc.close();

fcom.close();

farts.close();

cout<<"\n*******************************************";

cout<<"\n\n\tSTREAM ALLOCATION DONE.";

cout<<"\n*******************************************";

break;

case 4:

read_criteria();

// clear();

cout<<"\n Sc : "<<crit.sc_min;

cout<<"\n Com : "<<crit.com_min;

cout<<"\n Sc : "<<crit.arts_min;

break;

case 5:

cout<<"\n Enter 1 for Sc, 2 for Com, 3 for Arts : ";

cin>>ch;

if (ch==1)

read_eligible_sc();

if (ch==2)

read_eligible_com();

if (ch==3)

read_eligible_arts();

break;

case 6: clrscr() ;

read_student();

break;

case 7:

{

char c;

int k=1;

cout<<"\n****************************************";

cout<<"\n****************************************";

cout<<"\n M E R I T L I S T";

cout<<"\n ==================";

cout<<"\n\tEnter 1 for MERIT LIST SCIENCE ";

cout<<"\n\tEnter 2 for MERIT LIST COMMERCE ";

cout<<"\n\tEnter 3 for MERIT LIST ARTS \t";

cout<<"\n****************************************";

cout<<"\n****************************************";cin>>k;

if (k==1)

{

select_list("elig_sc","sell_sc");

fin.open("sell_sc",ios::in);

}

if (k==2)

{

select_list("eligcom","sellcom");

fin.open("sellcom",ios::in);

}

if (k==3)

{

select_list("eligart","sellart");

fin.open("sellart",ios::in);

}

if(k>=1 && k<=3)

{


{

s.display();

cout<<"\n\t Continue (y/n)?";

cin>>c;

if(c=='n')

break;

}

}

fin.close();

fin.close();

fin.close();

break;

}

case 8:

thanks();

// cout<<"\nTHANKS BYE ";

//exit(0);

break;

}

}

}

// END OF WHILE

void assign_user()

{

strcpy(admin.user_name, "rimi");

strcpy(admin.password, "rimi");

}

int verify_password()

{

char u_name[10];

char u_pwd[10],temp[2];

int x=1;

cout<<"\n\n Enter user name : ";

cin>>u_name;

cout<<"\n\n Enter Password : ";

cin>>u_pwd;

x=strcmp(admin.user_name,u_name);

if (x==0)

{

x=strcmp(admin.password,u_pwd);

}

cin.getline(temp,2);

return(x);

}

void student::allot_stream()

{

int per=(m_eng+m_math+m_sc+m_sst+m_lang)/5;

read_criteria();

switch(pref_code)

{

case 1:

if(per>=crit.sc_min)

stream=pref_code;

else

stream=0;

break;

case 2:

if(per>=crit.com_min)

stream=pref_code;

else

stream=0;

break;

case 3:

if(per>=crit.arts_min)

stream=pref_code;

else

stream=0;

break;

}

}

int student::get_stream()

{

return(stream);

}

void input_criteria()

{

fstream fout;

fout.open("criteria" ,ios::in|ios::out);

cout<<"\nEnter the required marks for SCIENCE stream(in percentage)";

cin>>crit.sc_min;

cout<<"\nEnter No. of Seats for SCIENCE stream";

cin>>crit.seat_sc;

cout<<"\nEnter the required marks for COMMERCE stream(in percentage)";

cin>>crit.com_min;

cout<<"\nEnter No. of Seats for COMMERCE stream";

cin>>crit.seat_com;

cout<<"\nEnter the required marks for ARTS stream(in percentage)";

cin>>crit.arts_min;

cout<<"\nEnter No. of Seats for ARTS stream";

cin>>crit.seat_arts;

fout.write((char*)& crit,sizeof(crit));

fout.close();

}

void read_criteria()

{

fstream fin;

fin.open("criteria" ,ios::in);

fin.read((char*)& crit,sizeof(crit));

fin.close();

}

void student::input_data()

{ clrscr();

fstream fin;

fin.open("student",ios::app|ios::out);

char t[2], ans;

while(1)

{

cout<<"\nEnter the name of the student : ";

gets(name);

cout<<"\n\nEnter the roll of the student : ";

cin>>regno;

cout<<"\n\nEnter marks in eng : ";

cin>>m_eng;

cout<<"\n\nEnter marks in math : ";

cin>>m_math;

cout<<"\n\nEnter marks in science : ";

cin>>m_sc;

cout<<"\n\nEnter marks in sst : ";

cin>>m_sst;

cout<<"\n\nEnter marks in language : ";

cin>>m_lang;

cout<<"==================STREAM PREFERED?================ \n";

cout<<"\t"<<"[1] for SCIENCE\n";

cout<<"\t"<<"[2] for COMMERCE\n";

cout<<"\t"<<"[3] for ARTS ";

cout<<"\n================================================= \n\tENTER PREFERENCE CODE : ";

cin>>pref_code;

stream=-1;

fin.write((char*)&s,sizeof(s));

cin.getline(t,2);

cout<<"\n\tEnter More Student ? (y/n)";

cin>>ans;

if (ans=='n')

break;

}

fin.close();

}

void student::new_file()

{ clrscr();

fstream fin;

fin.open("student",ios::out);

char t[2], ans;

while(1)

{

cout<<"\nEnter the name of the student : ";

gets(name);

cout<<"\n\nEnter the roll of the student : ";

cin>>regno;

cout<<"\n\nEnter marks in eng : ";

cin>>m_eng;

cout<<"\n\nEnter marks in math : ";

cin>>m_math;

cout<<"\n\nEnter marks in science : ";

cin>>m_sc;

cout<<"\n\nEnter marks in sst : ";

cin>>m_sst;

cout<<"\n\nEnter marks in language : ";

cin>>m_lang;

cout<<"==================STREAM PREFERED?================ \n";

cout<<"\t"<<"[1] for SCIENCE\n";

cout<<"\t"<<"[2] for COMMERCE\n";

cout<<"\t"<<"[3] for ARTS ";

cout<<"\n================================================= \n\tENTER PREFERENCE CODE : ";

cin>>pref_code;

stream=-1;

fin.write((char*)&s,sizeof(s));

cin.getline(t,2);

cout<<"\n\tEnter More Student ? (y/n)";

cin>>ans;

if (ans=='n')

break;

}

fin.close();

}

void student::display()

{

cout<<"\n============================================\n";

cout<<"\n\tNAME : "<<name;

cout<<"\n\tREGISTRATION NO. : "<<regno;

cout<<"\n\tPERCENTAGE OF MARKS : "<<( (m_eng+m_math+m_sc+m_sst+m_lang)/5)<<"%";

cout<<"\n\tSTREAM APPLIED FOR : "<<stream_name(pref_code);

//cout<<"\n\tSTREAM ALLOTED : "<<stream_name(stream);

cout<<"\n============================================\n";

}

void read_student()

{

fstream fin;

char c;

fin.open("student" ,ios::in);


{

s.display();

cout<<"\n\tPress any no. to continue ";

cin>>c;

cout<<"\n";

}

fin.close();

}

void read_eligible_sc()

{

char ans;

fstream fout;

fout.open("elig_sc",ios::in);

fout.seekg(0);

while(fout.read((char*)& s,sizeof(s)))

{

s.display();

cout<<"\n\t Continue (y/n)? ";

cin>>ans;

if (ans=='n')

break;

}

fout.close();

}

void read_eligible_com()

{

char ans;

fstream fout;

fout.open("eligcom",ios::in);


{

s.display();


cin>>ans;

if (ans=='n')

break;

}

fout.close();

}

void read_eligible_arts()

{

char ans;

fstream fout;

fout.open("eligart",ios::in);


{

s.display();


cin>>ans;

if (ans=='n')

break;

}

fout.close();

}

void clear()

{

// for(int i=1;i< =24;i++)

// cout<<"\n";

}

char * stream_name(int strm)

{

switch(strm)

{

case -1:

return("Not assigned");

// break;

case 0:

return("Nill");

// break;

case 1:

return("Science");

// break;

case 2:

return("Commerce");

// break;

case 3:

return("Arts");

// break;

default:

return("None");

}

}

void select_list( char *in_file, char *out_file)

{

fstream sel, fin;

int n=0, i,j;

student sl[100], t;

sel.open(out_file, ios::out);

fin.open(in_file,ios::in);

while(fin.read((char*)& sl[n],sizeof(s)))

{

n++;

}

cout<<"\nNo of Eligible Students = "<<n<<"\n";

for(i=0;i<n;i++)

{

for(j=i+1;j<=n;j++)

{

if ( sl[i].show_per()<sl[j].show_per())

{

t=sl[j];

sl[j]=sl[i];

sl[i]=t;

}

}

}

for(i=0;i<n;i++)

{

sel.write((char*)& sl[i],sizeof(s));

}

sel.close();

fin.close();

}

void welcome()

{

clrscr();

int z;

cout<<"\t%% %% ";

cout<<"\n\t%% %% %%%%%%% %% %%%%%% %%%%%% %%%% %%%% %%%%%%%";

cout<<"\n\t%% %% %% %% %% %% %% %% %%% %% %% ";

cout<<"\n\t%% %% %% %%%%% %% %% %% %% %% %%% %% %%%%% ";

cout<<"\n\t%% %% %% %% %% %% %% %% %% %% %% ";

cout<<"\n\t%%%%%%%%%% %%%%%%% %%%%%%% %%%%%%% %%%%%% %% %% %%%%%%% ";

cout<<"\n\n\t\t\t $$$$$$$$ $$$$$ ";

cout<<"\n\t\t\t $$ $ $ ";

cout<<"\n\t\t\t $$ $$$$$ ";

cout<<"\n\n\n\tCOMPUTER PROJECT (******** ON STREAM ALLOCATION *******)";

cout<<"\n\n\t\t\t\t BY :-";

cout<<"\n\n\t\t\t* SWARAJ KUMAR BHATNAGAR"<<"\t XII C ";

cout<<"\n\n\t\t\t* SUYASH AYACHIT"<<"\t XII C ";

cout<<"\n\n\t\t\t* UTKARSH ACHARYA"<<"\t XII C";

cout<<" \n\n\n\t\t press any number and 'ENTER' to continue: ";

cin>>z;

// getch();

}

void thanks()

{ int w;

clrscr();

cout<<"\n\n\n\n\n\n\n\n\n\n\t********** T H A N K Y O U F O R W O R K I N G *******";

cout<<"\n\n\n\n\n\n\n\t\t\tpress any number and then 'ENTER' to exit";

cin>>w;

}

Prog

Documents

stream sc

int sc

char user

list char

filevoid input

char name20int regno

uservoid clearvoid input

void welcomevoid menuint