4-5 SoccerTeams

posted Feb 6, 2014, 3:11 AM by Dlovan ismail   [ updated Feb 6, 2014, 3:12 AM by Karwan Jacksi ]
/*
This program calculates the number of soccer teams
that a youth league may create from the number of
available players. Input validation is demonstrated
with while loops.
 */

package soccerteams;
import javax.swing.JOptionPane;

public class SoccerTeams 
{
    public static void main(String[] args)
    {
            final int MIN_PLAYERS = 9;      // Minimum players per team
            final int MAX_PLAYERS = 15;  // Maximum players per team
            int players;                                  // Number of available players
            int teamSize;                              // Number of players per team
            int teams;                                    // Number of teams
            int leftover;                                // Number of leftover players
            String input;                                // To hold the user input


            // Get the number of players per team.
            input = JOptionPane.showInputDialog("Enter the number of players per team.");
            teamSize = Integer.parseInt(input);

            // Validate the number entered.

            while (teamSize < MIN_PLAYERS || teamSize > MAX_PLAYERS)
            {
                input = JOptionPane.showInputDialog("The number must " + 
                                          "be at least " + MIN_PLAYERS +
                                                 " and no more than "  +
                                              MAX_PLAYERS + ".\n Enter"+
                                              "the number of players.");
                teamSize = Integer.parseInt(input);
            }

            // Get the number of available players.
            input = JOptionPane.showInputDialog("Enter the available number of players.");
            players = Integer.parseInt(input);

            // Validate the number entered.

            while (players < 0)
            {
                input = JOptionPane.showInputDialog("Enter 0 or greater.") ;
                players = Integer.parseInt(input);
            }

            // Calculate the number of teams.
            teams = players / teamSize;

            // Calculate the number of leftover players.
            leftover = players % teamSize;

            // Display the results.
            JOptionPane.showMessageDialog(null, "There will be " + teams + " teams with " + leftover + " players left over.");

            System.exit(0);
    }  
}

ċ
SoccerTeams.java
(2k)
Karwan Jacksi,
Feb 6, 2014, 3:11 AM
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