gistfile1.java

	public int longueurChemin(int sommet1, int sommet2) {
		int exposant = 1;
		int[][] matExp = matriceAdjacence();
		
		while (exposant < adjacents.length && matExp[sommet1 - 1][sommet2 - 1] == 0) {
			exposant++;
			matExp = produitMatrice(adjacents, matExp);
		}
		
		return exposant == adjacents.length ? 0 : exposant;
	}