Python ЕГЭ помогите пожалуйста

Question

expensive_plus_1 · Accepted Answer

'''
base1, exp1 = 7777, 290 
base2, exp2 = 777, 29 
base3, exp3 = 77, 2 
const = 7 
result = (base1 ** exp1) - (base2 ** exp2) + (base3 ** exp3) - const 
base_20 = "" 
temp = result 
while temp > 0: 
        base_20 = str(temp % 20) + base_20 
        temp //= 20 
unique_digits = set(base_20) 
len(unique_digits) 
'''
Вывод: 10

user_295041333 · Answer

x=7777**290-777**29+77**2-7;f=lambda n:f(n//20)+&#34;0123456789ABCDEFGHIJ&#34;[n%20]if n else&#34;&#34;;print(len(set(f(x))))

vadim_tagirov_pon · Answer

num = 7777 ** 290 - 777 ** 29 + 77 ** 2 - 7&#10;num_20 = ''&#10;&#10;while num > 0:&#10;    num_20 += str(num % 20)&#10;    num //= 20&#10;num_20 = num_20[::-1]&#10;&#10;print(len(set(num_20)))

ivan_barbunov_2 · Answer

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