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CS1 Course Site
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Programming Challenge Archive
Incremental Programming
Version 5
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JavaApplication --
Card Thing
// General Information
// ---------------------------------------------------
// File: CardThing.java
// Type: java application file
// Date: Fri Nov 10, 2000
// Name: James W. Bremenour
// Line: Reads 50 pairs of cards and prints them.
// Application Description
// ---------------------------------------------------
/*
The fifth in a six part series, this version is
the same as the fourth version, however it displays
the percents for the same rank, suit, and color.
*/
// Required Packages
// ---------------------------------------------------
import blue.io.*;
import blue.cards.*;
// Application Class
// ---------------------------------------------------
class CardThing
{
static public void main (String args[])
{
// Declare variables
Card c;
Card d;
// Create a loop that will read, and display
// each pair.
for (int i = 1;i < 50;i++)
{
String cRank = IO.readString();
String cSuit = IO.readString();
c = new Card(cRank, cSuit);
String dRank = IO.readString();
String dSuit = IO.readString();
d = new Card(dRank, dSuit);
c.print();
d.print();
checkRanks(c, d);
checkSuits(c, d);
checkDiff(c, d);
checkColors(c, d);
IO.println();
}
displayStatistics();
}
static private double sameRankCount = 0.0;
static private double sameSuitCount = 0.0;
static private double redPairCount = 0.0;
static private double blackPairCount = 0.0;
static private double allDiffCount = 0.0;
static private void checkRanks(Card c, Card d)
{
if (c.rank() == d.rank())
{
IO.print(" R");
sameRankCount++;
}
}
static private void checkSuits(Card c, Card d)
{
if (c.suit() == d.suit())
{
IO.print(" S");
sameSuitCount++;
}
}
static private void checkDiff(Card c, Card d)
{
if (c.suit() != d.suit())
{
if (c.rank() != d.rank())
{
IO.print(" *");
allDiffCount++;
}
}
}
static private void checkColors(Card c, Card d)
{
checkRed(c, d);
checkBlack(c, d);
}
static private void checkRed(Card c, Card d)
{
boolean cHeart = (c.suit() == Card.HEART);
boolean cDmnd = (c.suit() == Card.DIAMOND);
boolean dHeart = (d.suit() == Card.HEART);
boolean dDmnd = (d.suit() == Card.DIAMOND);
if ((cHeart || cDmnd) && (dHeart || dDmnd))
{
IO.print(" RED");
redPairCount++;
}
}
static private void checkBlack(Card c, Card d)
{
boolean cSpade = (c.suit() == Card.SPADE);
boolean cClub = (c.suit() == Card.CLUB);
boolean dSpade = (d.suit() == Card.SPADE);
boolean dClub = (d.suit() == Card.CLUB);
if ((cSpade || cClub) && (dSpade || dClub))
{
IO.print(" BLACK");
blackPairCount++;
}
}
static private void displayStatistics()
{
double total = (sameRankCount + sameSuitCount
+ allDiffCount + redPairCount
+ blackPairCount);
double rankPercent = (sameRankCount/total) *100;
double suitPercent = (sameSuitCount/total) *100;
double redPercent = (redPairCount/total) * 100;
double blackPercent =
(blackPairCount/total) * 100;
IO.print("The rank percentage is: ");
IO.print(rankPercent + "%");
IO.println();
IO.print("The suit percentage is: ");
IO.print(suitPercent + "%");
IO.println();
IO.print("The red pair percentage is: ");
IO.print(redPercent + "%");
IO.println();
IO.print("The black pair percentage is: ");
IO.print(blackPercent + "%");
IO.println();
}
}
// Demo
// ---------------------------------------------------
/*
$ java CardThing < ../CardThing.data
(2,S)(K,S) S BLACK
(K,D)(K,H) R RED
(3,C)(4,D) *
(Q,H)(Q,S) R
(7,D)(J,D) S RED
(2,H)(2,D) R RED
(7,H)(2,S) *
(9,S)(10,C) * BLACK
(J,C)(J,S) R BLACK
(Q,S)(6,H) *
(6,H)(7,D) * RED
(6,C)(6,S) R BLACK
(A,D)(2,C) *
(K,C)(J,H) *
(J,S)(10,S) S BLACK
(J,S)(10,C) * BLACK
(9,D)(9,H) R RED
(5,S)(J,C) * BLACK
(5,H)(6,H) S RED
(9,D)(4,C) *
(8,C)(8,S) R BLACK
(9,D)(10,S) *
(Q,H)(2,H) S RED
(5,C)(6,C) S BLACK
(9,D)(A,H) * RED
(6,S)(K,H) *
(K,D)(10,H) * RED
(3,C)(4,S) * BLACK
(5,H)(Q,D) * RED
(J,C)(J,D) R
(2,H)(2,D) R RED
(7,D)(3,S) *
(9,S)(9,C) R BLACK
(J,C)(J,S) R BLACK
(7,S)(6,H) *
(6,C)(7,D) *
(7,S)(6,S) S BLACK
(A,D)(A,C) R
(K,D)(J,H) * RED
(J,C)(10,S) * BLACK
(J,S)(J,C) R BLACK
(9,D)(5,D) S RED
(5,C)(J,C) S BLACK
(5,H)(6,H) S RED
(9,D)(4,H) * RED
(8,C)(8,D) R
(9,D)(6,S) *
(Q,H)(2,C) *
(5,S)(6,C) * BLACK
The rank percentage is: 17.28395061728395%
The suit percentage is: 12.345679012345679%
The red pair percentage is: 18.51851851851852%
The black pair percentage is: 20.98765432098765%
$
*/
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