Thread: Somebody help me please!

Hello I'm a student of Java(beginner). and I have an important homework to present next week. This is a program of Power3Game(modified Power4game).
I spent 5days to solve the problem but I could not. So someone help me please.
errors:
Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 5
at Colonne5.Colonne5.sommetColonne(Colonne5.java:115)
at Colonne5.Colonne5.jouerCoup(Colonne5.java:63)
at Colonne5.Colonne5.main(Colonne5.java:132)
(I am using Eclips Juno.)
My code is below.
--------------------------------------------------------------------------------

package Colonne5;
 
public class Colonne5 {
	final static int jouer1 = 0;
	final static int jouer2 = 1;
	final static char [] pion = new char [] {'*','0', ' '};
	final static int vide = 2;
	static final int PionEtoile = 1;
	static final int PionRond = -1;
	final static int Dwidth = 5;
	final static int Dheight = 5;
	final static int PreCOL = 0;
	final static int DerCOL = Dwidth - 1;
	final static int Hautligne = Dheight - 1;
	static int Basligne = 0;
	// directions
	final static int H = 0 ; // horizontalement
	final static int V = 1 ; // verticalement
	final static int[] HOR = new int[] {1, 0} ; // horizontale
	final static int[] VER = new int[] {0, 1} ; // verticale
	final static int[] UP = new int[] {1, 1} ; // diagonale 
	final static int[] DOWN = new int[] {1, -1} ; // diagonale 
	final static int[][] DIRECTION = new int[][] {HOR, VER, UP, DOWN} ;
	// Attribue
	private static int[][] damier ; // grid
	private static String[] name ; // player name
	private static char player ; // turn of gamer
	private static int result ;
	// Variable
	private static int impactLine ;//last player's dice
 
	public Colonne5 (String[] name){
		damier = new int[Dwidth][Dheight];
 
		for (int i = 0 ; i < Dwidth; i++) {
			for (int j = 0; j < Dheight; j++) {
				damier[i][j] = vide;
			}
		}
		Colonne5.name = name;
		player = jouer1;
		result = vide;
	}
	private boolean Libre(int column){                                           //check the grids are free
		return damier[column][Hautligne]==vide;
	}
	private boolean damierRempli() {
		int  column = PreCOL;
		while (column <= DerCOL) {
			if (Libre(column))
				return true ;
			column++ ;
		}
		return false ;
	}
 
	private void jouerCoup() {                                                                  //start game
		while (result == vide && damierRempli()) {
			afficher() ;
 
			Terminal.ecrireString("Enter " + (PreCOL + 1) + " to " +(DerCOL +1) + " ?") ;
			Terminal.lireInt();
			sommetColonne() ;
			if (coupGagnant(player, impactLine))
				result = player ;
			else
				demanderCoup() ;
		}
		afficher() ;
		if (result == vide)
			Terminal.ecrireString(" partie nulle ") ;
		else
			System.out.println(name[result] + " gagne") ;
	}
 
	private boolean coupGagnant (int column, int ligne) {                                   //judge winner
		int i = 0 ;
		while (i < DIRECTION.length) {
			if (coupGagnant(column, ligne, DIRECTION[i]))
				return true ;
			i++ ;
		}
		return false ;
	}
 
	private static boolean coupGagnant(int column, int ligne ,int[] dir) {
		int nextColumn = column + dir[H] ; int nextLine = ligne + dir[V] ;
		int forward = 0 ; 
		while (damier[nextColumn][nextLine] == player) {
			nextColumn += dir[H] ; nextLine += dir[V] ; forward++ ;
		}
		nextColumn = column - dir[H] ; nextLine = ligne - dir[V] ;
		int backward = 0 ; 
		while (damier[nextColumn][nextLine] == player) {
			nextColumn -= dir[H] ; nextLine -= dir[V] ; backward++ ;
		}
		return backward + 1 + forward >= 3 ;
	}
 
	private static int demanderCoup() {                                                   //turn of player
		if(player==jouer1){
			player = jouer2;
		}
		else
			player = jouer1;
		return player;
	}
 
	private void sommetColonne() {                                                            //top line of the piece
		if(!Libre(impactLine))
			throw new RuntimeException(" colonne pleine ") ;
		impactLine = Hautligne ; // know the colume is free
		while (impactLine > Basligne && damier[Dheight-1][impactLine-1] == vide)
			impactLine-- ;
		damier[Dheight][impactLine] = player ;
	}
 
	private void afficher() {                                                                       //show game		
		for (int column = PreCOL ; column <= DerCOL ; column++)
			Terminal.ecrireString("| " + (column + 1) + " ");
		Terminal.ecrireStringln("|");
		// condition
		for (int line = Hautligne ; line >= Basligne ; line--) {
			for (int column = PreCOL ; column <= DerCOL ; column++)
				Terminal.ecrireString("| " + pion[damier[column][line]] + " ") ;
			Terminal.ecrireStringln("|");
		}
	}
 
	public static void main(String[] args) {		
		Colonne5 joue = new Colonne5(name) ;
		joue.jouerCoup();	
}
}

Welcome nausicca

Please use code tags when posting code to the forum. See the Announcements page if you need help.

java.lang.ArrayIndexOutOfBoundsException: 5

The array does not have an index number 5. Remember arrays are numbered from 0.

Originally Posted by jps

Welcome nausicca

Please use code tags when posting code to the forum. See the Announcements page if you need help.

java.lang.ArrayIndexOutOfBoundsException: 5

The array does not have an index number 5. Remember arrays are numbered from 0.

Thank you for your advice and I will use code tag to the forum. I will try to see what's wrong with my code.