n = len(arr)
    count_z = 0
    count_p = 0
    count_n = 0
    for x in range(0,n):
        if arr[x] == 0:
            count_z += 1
        elif arr[x] > 0:
            count_p += 1
        else:
            count_n += 1
    per_z =  "{:.6f}".format(count_z/n)
    per_p = "{:.6f}".format(count_p/n)
    per_n = "{:.6f}".format(count_n/n)
    print (per_p)
    print (per_n)
    print (per_z)