public void deleteLines(int[] indices) {
        int j, k;
        if (indices != null) {
            for (int i = 0; i < indices.length; i++) {
                for (k = indices[i]+i; k > 0; k--) {
                    for (j = 0; j < tailleY; j++) {
                        plateau[k][j] = plateau[k - 1][j];
                    }
                }
            }
        }
    }