E.balagurusamy 5.8 exercise solution
by ujjal roy
#include<bits/stdc++.h>
using namespace std;
class interest
{
float p,r,n;
public :
void getdata()
{
cout<<"Enter principal : ";
cin>>p;
cout<<"Enter interest rate :";
cin>>r;
cout<<"Enter period : ";
cin>>n;
}
void compound()
{
float ans;
float r1=1+r;
ans=p*pow(r1,n)-p;
cout<<ans<<endl;
}
void simple()
{
float ans=p*n*r;
cout<<ans<<endl;
}
};
int main()
{
interest s;
s.getdata();
s.compound();
s.simple();
return 0;
}
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