C++ code for Currency converter (with algorithm)

Here is the C++ code for currency converter . It converts american dollars to British pounds, Mexican pesos, Japanese yen and Pakistani rupees. You all should have in mind how it works exactly. Here is the algorithm.

  Steps

User side

1: User asked to enter money in American dollars, so he input the money.

2: Screen displays result in the following currencies : British pounds, Mexican pesos, Japanese yen and Pakistani rupees.

Developer side

1: Declare variables that are going to be used in program (one int for input and 4 float for results ).

2: Input money using  "cin" in an int variable

3: Convert into British pounds using following formula  British pounds=American dollars*0.571505

4: Convert into Mexican pesos using following formula  Mexican pesos=American dollars*10.7956

5: Convert into Japanese yen using following formula  Japanese yen=American dollars*112.212

6: Convert into Pakistani rupees using following formula  Pakistani rupees=American dollars*102.243

7: Display all

Code:

#include<iostream>

using namespace std;

void main()

{      //Declaration of varibles

       int dollars;

       float B,M,J,P;

       //input American dollars

       cout<<"Enter currency in American Dollars"<<endl;

       cin>>dollars;

       //Calculations

       B=dollars*0.571505;

       M=dollars*10.7956;

       J=dollars*112.212;

       P=dollars*102.243;

       cout<<dollars<<"American dollars are equal to "<<B<<" British pounds"<<endl;

       cout<<dollars<<"American dollars are equal to "<<M<<" Mexican pesos"<<endl;

       cout<<dollars<<"American dollars are equal to "<<J<<" Japanese yen"<<endl;

       cout<<dollars<<"American dollars are equal to "<<P<<" Pakistani rupees"<<endl;

       system("pause");

}

Output: