// Fig. 2.21: fig02_21.cpp
// Calculating compound interest
#include <iostream>

using std::cout;
using std::endl;
using std::ios;

#include <iomanip>

using std::setw;
using std::setiosflags;
using std::setprecision;

#include <cmath>

int main()
{
   double amount,              // amount on deposit
          principal = 1000.0,  // starting principal
          rate = .05;          // interest rate

   cout << "Year" << setw( 21 ) 
        << "Amount on deposit" << endl;

   // set the floating-point number format
   cout << setiosflags( ios::fixed | ios::showpoint )
        << setprecision( 2 );

   for ( int year = 1; year <= 10; year++ ) {
      amount = principal * pow( 1.0 + rate, year );
      cout << setw( 4 ) << year << setw( 21 ) << amount << endl;
   }

   return 0;
}


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