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BURKS 2
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JAVA
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guessing.jav
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1996-12-20
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/* Simulation of console-I/O program GuessingGame,
using ConsoleApplet as a basis. See the file
ConsoleApplet.java for more information.
David Eck
eck@hws.edu
August 11, 1996
*/
public class GuessingGameConsole extends ConsoleApplet {
public void init() {
title = "Sample program \"GuessingGame\"";
super.init();
}
protected void program() {
/* The user plays a guessing game where the
computer picks a number between 1 and 100,
and the user tries to guess the number
*/
console.putln("Let's play a game. I'll pick a number between");
console.putln("1 and 100, and you try to guess it.");
boolean playAgain;
do {
playGame(); // call subroutine to play one game
console.put("Would you like to play again? ");
playAgain = console.getlnBoolean();
} while (playAgain);
} // end program()
void playGame() {
int computersNumber = (int)(100 * Math.random()) + 1;
// The value assigned to computerNumber is a randomly
// chosen integer between 1 and 100, inclusive
int usersGuess; // this will be a number entered by user
console.putln();
console.put("What is your first guess? ");
do {
usersGuess = console.getInt();
if (usersGuess == computersNumber)
console.putln("You got it! My number was " + computersNumber);
else if (usersGuess < computersNumber)
console.put("That's too low. Try again: ");
else if (usersGuess > computersNumber)
console.put("That's too high. Try again: ");
} while (usersGuess != computersNumber);
console.putln();
} // end of playGame()
} //end class GuessingGameConsole