array =  []
y = 2
# Gets number of pieces of information
number_info = int(input("How many items of information do you have? "))

# Gets number of classes
def number_of_classes (x):
    higher = False
    while higher == False:
        K = pow(2,y)
        if K >= number_info:
            higher = True
        else:
            y += 1
    return "There are", y , "classes"

# Gets pieces of information
for i in range (0, number_info):
    array.append(float(input("Enter Info: ")))


# Gets Lowest and Highest Number
number_comp_A = array[0]
number_comp_B = array[0]
for i in range (0, number_info):
    number_to_comp_lowest = array[i]
    number_to_comp_highest = array[i]
    if number_comp_A > number_to_comp_lowest:
        number_comp_A = number_to_comp_lowest
    if number_comp_B < number_to_comp_highest: 
        number_comp_B = number_to_comp_highest
highest_num = number_comp_B
lowest_num = number_comp_A

# Finds Class Intervals
# i >= H - L / Classes
number_of_classes (number_info)
intervals = (highest_num - lowest_num) / y
print (intervals)
print (highest_num)
print (lowest_num)
print (y)