diff --git a/BANK MANAGEMENT SYSTEM.docx b/BANK MANAGEMENT SYSTEM.docx
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Binary files /dev/null and b/BANK MANAGEMENT SYSTEM.docx differ
diff --git a/Bank_Management_System.cpp b/Bank_Management_System.cpp
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--- /dev/null
+++ b/Bank_Management_System.cpp
@@ -0,0 +1,382 @@
+#include<fstream>
+#include<iostream>
+#include<conio.h>
+#include<string.h>
+#include<time.h>
+#include<ctime>
+#include<stdlib.h>
+#include<iomanip>
+using namespace std;
+
+int date()
+{
+    time_t now = time(0);
+    tm *ltm = localtime(&now);
+    cout<<"DATE : ";
+    cout<<ltm->tm_mday <<"-"<<1 + ltm->tm_mon<<"-"<<1900 + ltm->tm_year<<endl;
+    return 0;
+}
+int acc_number()
+{
+    srand(time(NULL));
+    int account[9]={1,2,3,4,5,6,7,8,9},a;
+    for(int x=9;x>0;x--)
+    {
+        a=rand()%x;
+        cout<<account[a];
+        while(a<x-1)
+        {
+            account[a]=account[a+1];
+            a++;
+        }
+    }
+    cin.get();
+    cin.ignore();
+    return 0;
+}
+
+class account
+{
+private:
+    long double ac_number,contact;
+    char Fname[30],address[1000];
+    int Bdate,Bmonth,Byear,pin;
+    float mne,d_mne,w_mne;
+    public:
+    account()
+    {
+        ac_number=0;
+        strcpy(Fname,"No Name");
+        mne=0;
+        d_mne=0;
+        w_mne=0;
+    }
+    void newgetaccountdata();
+    void getaccountdata()
+    {
+        cout<<endl<<"Enter your Full name :";
+        cin.ignore();
+        cin.getline(Fname,29);
+        cout<<"Enter Date Of Birth :";
+        backtodate:
+        cin>>Bdate;
+        cin>>Bmonth;
+        cin>>Byear;
+        if(Bdate<1 || Bdate>31 || Bmonth<1 || Bmonth>12)
+        {
+                cout<<"Enter valid Date Of Birth :";
+                goto backtodate;
+        }
+        cout<<"Enter Your Address in single line :";
+        cin.ignore();
+        cin.getline(address,999);
+        cout<<"Enter your Contact Number(10 digit only):";
+        cin>>contact;
+
+        cout<<"Your account number :";
+        acc_number();
+        cout<<"Enter your account number given for confirmation :";
+        cin>>ac_number;
+
+        cout<<"Enter pin you want to set:";
+        cin>>pin;
+
+        cout<<"Enter some depositary money(min 1000) :";
+        cin>>mne;
+        while(mne<=1000)
+        {
+            cout<<endl<<"Enter valid amount :";
+            cin>>mne;
+            if(mne>=1000)
+                break;
+        }
+
+    }
+    void showaccountdata()
+    {
+        cout<<endl<<"account holder's name :"<<Fname;
+        cout<<endl<<"Holder Date OF Birth :"<<Bdate<<"|"<<Bmonth<<"|"<<Byear;
+        cout<<endl<<"Holder Address :"<<address;
+        cout<<endl<<"Holder Contact Number :"<<fixed<<setprecision(0)<<contact;
+        cout<<endl<<"Holder Current Balance :"<<fixed<<setprecision(0)<<mne;
+    }
+    int storeaccountdata();
+    void viewallaccount();
+    void searchaccount(long double *);
+    void deleteaccount(long double *,int *);
+    void updateaccount(long double *);
+};
+void account::newgetaccountdata()
+{
+        char ans[5];
+        //cout<<"Do account holder's name is to be edited (YES or NO) :";
+        //cin>>ans;
+        /*if(!strcmp(ans,"NO"))
+            cout<<endl<<"Account holder's name:"<<Fname<<endl;
+        else
+        {
+            cout<<endl<<"Enter new account holder's name:";
+            cin>>Fname;
+        }*/
+        cout<<endl<<"Account holder's name:"<<Fname;
+        cout<<endl<<"Do account holder's contact is to be edited (YES or NO) :";
+        cin>>ans;
+        if(!strcmp(ans,"NO"))
+            cout<<endl<<"Account holder's Contact:"<<fixed<<setprecision(0)<<contact<<endl;
+        else
+        {
+            cout<<endl<<"Enter new account holder's Contact:";
+            cin>>contact;
+        }
+
+        cout<<endl<<"Do account holder's Address is to be edited (YES or NO) :";
+        cin>>ans;
+        if(!strcmp(ans,"NO"))
+            cout<<endl<<"Account holder's Address:"<<address<<endl;
+        else
+        {
+            cout<<endl<<"Enter new account holder's Address:";
+            cin.ignore();
+            cin.getline(address,999);
+        }
+
+        cout<<"Enter a depository amount:";
+        cin>>d_mne;
+        mne=d_mne+mne;
+        cout<<"Enter withdrawal amount:";
+        cin>>w_mne;
+        mne=mne-w_mne;
+        cout<<"Current balance of this account: "<<mne;
+}
+int account::storeaccountdata()
+{
+    if(ac_number==0 && mne==0)
+    {
+        cout<<"Account not created.";
+        return(0);
+    }
+    else
+    {
+        ofstream fout;
+        fout.open("file.dat",ios::app|ios::ate|ios::binary);
+        fout.write((char*)this,sizeof(*this));
+        fout.close();
+        return(1);
+    }
+}
+void account::viewallaccount()
+{
+    int cnt=1;
+    ifstream fin;
+    fin.open("file.dat",ios::in|ios::binary);
+    if(!fin)
+        cout<<"\n File not found.";
+    else{
+        fin.read((char*)this,sizeof(*this));
+        while(!fin.eof())
+        {
+            cout<<"Account:"<<cnt;
+            showaccountdata();
+            fin.read((char*)this,sizeof(*this));
+            cout<<endl<<endl;
+            cnt++;
+        }
+        cout<<"This "<<cnt-1<<" account exists.";
+        fin.close();
+    }
+}
+void account::searchaccount(long double *t)
+{
+    int cnt=0,pin2;
+    char dcision[4];
+    ifstream fin;
+    fin.open("file.dat",ios::in|ios::binary);
+    if(!fin)
+        cout<<"\n File not found";
+    else{
+        fin.read((char*)this,sizeof(*this));
+        while(!fin.eof()){
+            if(*t==ac_number)
+                {
+                    cout<<"\nEnter your account pin:";
+                    cin>>pin2;
+                    backtopin:;
+                    if(pin2==(*this).pin)
+                        {
+                            showaccountdata();
+                            cnt++;
+                        }
+                        else
+                            {
+                                cout<<"Enter YES or NO if you remember the pin:";
+                                cin.ignore();
+                                cin.getline(dcision,4);
+                                if(!strcmp(dcision,"YES"))
+                                {
+                                    cout<<"Enter valid pin:";
+                                    cin>>pin2;
+                                    goto backtopin;
+                                }
+                                else
+                                {
+                                    cout<<"Sorry we cannot help you, Contact BANK HELP CENTRE.";
+                                    goto out;
+                                }
+                            }
+                }
+            fin.read((char*)this,sizeof(*this));
+        }
+    }
+    if(cnt==0)
+    {
+        cout<<"\n Error..! Account not found";
+    }
+    out:;
+    fin.close();
+}
+void account::deleteaccount(long double *t,int *pin2)
+{
+    long double temp_num;
+    int temp_pin;
+    ifstream fin;
+    ofstream fout;
+    fin.open("file.dat",ios::out|ios::binary);
+    if(!fin)
+        cout<<"\n File not found";
+    else{
+        fout.open("temp.dat",ios::out|ios::binary);
+        fin.read((char*)this,sizeof(*this));
+        while(!fin.eof())
+        {
+            if(*t!=ac_number)
+            {
+                if(*pin2!=pin)
+                    {
+                        fout.write((char*)this,sizeof(*this));
+                    }
+            }
+            else
+            {
+                temp_num=ac_number;
+                temp_pin=pin;
+
+            }
+            fin.read((char*)this,sizeof(*this));
+        }
+        if(*t==temp_num && *pin2==temp_pin)
+        {
+            cout<<"Account is deleted & COLLECT your CASH FROM DESK.";
+            fin.close();
+            fout.close();
+            remove("file.dat");
+            rename("temp.dat","file.dat");
+        }
+        else
+        {
+            cout<<"Account number or pin is invalid.";
+            fin.close();
+            fout.close();
+        }
+    }
+}
+void account::updateaccount(long double *t)
+{
+    int pin2;
+    char dcision[4];
+    fstream file;
+    file.open("file.dat",ios::in|ios::out|ios::binary|ios::ate);
+    file.seekg(0);
+    file.read((char*)this,sizeof(*this));
+    while(!file.eof())
+    {
+        if(*t==ac_number)
+        {
+            cout<<"Enter pin:";
+            cin>>pin2;
+            if(pin2==(*this).pin)
+            {
+                newgetaccountdata();
+                file.seekp(file.tellp()-sizeof(*this));
+                file.write((char*)this,sizeof(*this));
+            }
+            else
+            {
+                cout<<"Sorry we cannot help you."<<endl<<"Pin is incorrect.";
+            }
+        }
+        file.read((char*)this,sizeof(*this));
+    }
+    file.close();
+}
+int menu()
+{
+    int choice;
+    date();
+    cout<<"\n\t\t\t-->****  Bank management  ****<--";
+    cout<<endl<<endl<<"\n\t--> 1. Insert a bank account.";
+    cout<<"\n\t--> 2. View all bank accounts.";
+    cout<<"\n\t--> 3. Search a bank account.";
+    cout<<"\n\t--> 4. Delete a bank account.";
+    cout<<"\n\t--> 5. Update a bank account.";
+    cout<<"\n\t--> 6. Exit";
+    cout<<"\n\n Enter a choice :";
+    cin>>choice;
+    return choice;
+}
+int main()
+{
+    account b1;
+    while(1)
+    {
+
+        system("cls");
+        switch(menu())
+        {
+        case 1:
+
+            b1.getaccountdata();
+            b1.storeaccountdata();
+            cout<<"Account is created.";
+            break;
+        case 2:
+
+            b1.viewallaccount();
+            break;
+        case 3:
+
+            cout<<"Enter account number to search :";
+            long double atemp;
+            cin.ignore();
+            cin>>atemp;
+            b1.searchaccount(&atemp);
+            break;
+        case 4:
+
+            int pin2;
+            cout<<"Enter account number to delete account :";
+            cin>>atemp;
+            cout<<"Enter pin : ";
+            cin>>pin2;
+            b1.deleteaccount(&atemp,&pin2);
+            break;
+        case 5:
+
+            cout<<"Enter account number to update account :";
+            cin>>atemp;
+            b1.updateaccount(&atemp);
+            break;
+        case 6:
+
+            cout<<"Thank you for using this application";
+            cout<<"\nPress any key to continue";
+            _getch();
+            system("cls");
+            exit(0);
+            break;
+        default:
+
+            cout<<"\nInvalid Choice";
+            }
+        _getch();
+        }
+}