#include <iostream>

int main()
{
  int income;
  float taxableIncome;
  float tax;

  cout << "Input your income: ";
  cin >> income;

  if (income <= 2000)
  {
    cout << "No tax" << endl;
  }

  if ((2001 <= income) && (income <= 20000))
  {
    // compute tax
    taxableIncome = income - 2000;
    cout << "Your taxable income is " << taxableIncome << endl;
    tax = taxableIncome * 0.04;
    cout << "Your tax is " << tax << endl;
  }
  
  return 0;
}