def moyenne50Temps(n,p,algo) :
    if algo == 0:
        print("algoPrim", n, "sommets", p, "proba")
    elif algo == 1 :
        print("algoKruskal", n, "sommets", p, "proba")
    temps = []
    couleurs = []
    for i in range(50) :
        graph = gv.graphAlea(n,15,p)
        start_time = time.time()
        if algo == 0 :
            graph.algoPrim()
        elif algo == 1 :
            graph.algoKruskal()
        interval = time.time() - start_time
        temps.append(interval)
    sommeT = sum(temps)
    return float(sommeT)/50.
def moyenne50Temps(n, p, algo):
    if algo == 0:
        print("algoPrim", n, "sommets", p, "proba")
    elif algo == 1:
        print("algoKruskal", n, "sommets", p, "proba")
    temps = []
    couleurs = []
    for i in range(50):
        graph = gv.graphAlea(n, 15, p)
        start_time = time.time()
        if algo == 0:
            graph.algoPrim()
        elif algo == 1:
            graph.algoKruskal()
        interval = time.time() - start_time
        temps.append(interval)
    sommeT = sum(temps)
    return float(sommeT) / 50.
def moyenne50Couverture(n,p,algo) :
    if algo == 0:
        print("algoPrim", n, "sommets", p, "proba")
    elif algo == 1 :
        print("algoKruskal", n, "sommets", p, "proba")
    couvertures = []
    couleurs = []
    for i in range(50) :
        graph = gv.graphAlea(n,15,p)
        couv = 0
        if algo == 0 :
            for arete in graph.algoPrim()[0]:
                couv += arete.poids
        elif algo == 1 :
            for arete in graph.algoKruskal()[0]:
                couv += arete.poids
        couvertures.append(couv)
    sommeC = sum(couvertures)
    return float(sommeC)/50.
def moyenne50Couverture(n, p, algo):
    if algo == 0:
        print("algoPrim", n, "sommets", p, "proba")
    elif algo == 1:
        print("algoKruskal", n, "sommets", p, "proba")
    couvertures = []
    couleurs = []
    for i in range(50):
        graph = gv.graphAlea(n, 15, p)
        couv = 0
        if algo == 0:
            for arete in graph.algoPrim()[0]:
                couv += arete.poids
        elif algo == 1:
            for arete in graph.algoKruskal()[0]:
                couv += arete.poids
        couvertures.append(couv)
    sommeC = sum(couvertures)
    return float(sommeC) / 50.