8 lines
203 B
Python
8 lines
203 B
Python
def is_Power_of_three(n):
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while (n % 3 == 0):
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n /= 3;
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return n == 1;
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print(is_Power_of_three(9))
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print(is_Power_of_three(81))
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print(is_Power_of_three(21)) |