public static boolean verifieGroupePheromone(List<int[]> groupePheromone){
		
		int taille = groupePheromone.size();
		boolean isValide = true;
		
		for(int i=0; i<taille-1; i++){
			int[] compare1 = groupePheromone.get(i);
			int x1 = compare1[0];
			int y1 = compare1[1];
			
			for(int j=i+1; j<taille; j++){
				int[] compare2 = groupePheromone.get(j);
				int x2 = compare2[0];
				int y2 = compare2[1];
				
				/* Vérifier que les abcisses sont adjacent*/
				if(! ((x1 == x2) || (x1 == x2-1) || (x1 == x2+1)) ){
					isValide = false;
					break;
				}
				
				/* Vérifier ordonnées */
				if(! ((y1 == y2) || (y1 == y2-1) || (y1 == y2+1)) ){
					isValide = false;
					break;
				}
			}
		}
		
		return isValide;
	}