Notes

#include<iostream>
using namespace std;
class Bank
{
public:
static int b;
void bankBal()
{
cout<<endl<<"Available fund in Bank : "<<b;
}
};
int Bank::b=10000;

class Paytm : public Bank
{
private:
int t=0,amt;
public:
void addMoney()
{
cout<<"Enter amount that you want to add in Paytm";
cin>>amt;
if(amt>b)
{
cout<<endl<<"Insufficient fund in bank!";
}
else
{
t=t+amt;
b=b-amt;
cout<<endl<<"Amount successfully addded in Paytm";
}
}

void payMoney()
{
cout<<"Enter amount that you want to pay from Paytm";
cin>>amt;
if(amt>t)
{
cout<<endl<<"Insufficient fund in Paytm Wallet";
}
else
{
t=t-amt;
cout<<endl<<"Payment done";
}
}
void showMoney()
{
cout<<endl<<"Available amount in Paytm : "<<t;
}
};

class Phonepe : public Bank
{
private:
int p=0,amt;
public:
void addMoney()
{
cout<<"Enter amount that you want to add in Phonepe";
cin>>amt;
if(amt>b)
{
cout<<endl<<"Insufficient fund in bank!";
}
else
{
p=p+amt;
b=b-amt;
cout<<endl<<"Amount successfully addded in Phonepe";
}
}

void payMoney()
{
cout<<"Enter amount that you want to pay from Phonepe";
cin>>amt;
if(amt>p)
{
cout<<endl<<"Insufficient fund in Phonepe Wallet";
}
else
{
p=p-amt;
cout<<endl<<"Payment done";
}
}
void showMoney()
{
cout<<endl<<"Available amount in Phonepe : "<<p;
}
};
main()
{
int ch1,ch2;
Paytm obt;
Phonepe obp;
while(1)
{
cout<<endl<<"Press 1 for add money";
cout<<endl<<"Press 2 for pay amount";
cout<<endl<<"Press 3 for check wallet balance";
cout<<endl<<"Press 4 for check bank balance";
cout<<endl<<"Enter your choice : ";
cin>>ch1;
if(ch1==1)
{
cout<<endl<<"Press 1 to add money in Paytm";
cout<<endl<<"Press 2 to add money in PhonePe";
cout<<endl<<"Enter your choice : ";
cin>>ch2;
if(ch2==1)
{
obt.addMoney();
}
else if(ch2==2)
{
obp.addMoney();
}
}
else if(ch1==2)
{
cout<<endl<<"Press 1 to pay money from Paytm";
cout<<endl<<"Press 2 to pay money from PhonePe";
cout<<endl<<"Enter your choice : ";
cin>>ch2;
if(ch2==1)
{
obt.payMoney();
}
else if(ch2==2)
{
obp.payMoney();
}
}
else if(ch1==3)
{
cout<<endl<<"Press 1 to check balance of Paytm";
cout<<endl<<"Press 2 to check balance of PhonePe";
cout<<endl<<"Enter your choice : ";
cin>>ch2;
if(ch2==1)
{
obt.showMoney();
}
else if(ch2==2)
{
obp.showMoney();
}
}
else if(ch1==4)
{
obt.bankBal();
}
}

}