change2.cpp

C++&datastructure书籍源码,以前外教提供现在与大家共享

#include <iostream>
#include <string>
using namespace std;

// make change in U.S. coins
// Owen Astrachan, 03/17/99

void Output(string coin, int amount)
{
    if (amount > 0)
    {   cout << "# " << coin << " =\t" << amount << endl;
    }
}

int main()
{
    int amount;
    int quarters, dimes, nickels, pennies;

    // input phase of program
    
    cout << "make change in coins for what amount: ";
    cin >> amount;

    // calculate number of quarters, dimes, nickels, pennies

    quarters = amount/25;
    amount = amount - quarters*25;

    dimes = amount/10;
    amount = amount - dimes*10;

    nickels = amount/5;
    amount = amount - nickels*5;

    pennies = amount;

    // output phase of program

    Output("quarters",quarters);
    Output("dimes",dimes);
    Output("nickels",nickels);
    Output("pennies",pennies);

    return 0;    
}