mirror of
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24 lines
472 B
Python
24 lines
472 B
Python
def f(x, y, p):
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if x + y == 0 or p > 5:
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return p in [3, 5]
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s = []
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if x >= 3 and y >= 3:
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s.append(f(x - 3, y - 3, p + 1))
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if x and x % 2 == 0:
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s.append(f(x // 2, x // 2, p + 1))
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if y and y % 2 == 0:
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s.append(f(y // 2, y // 2, p + 1))
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if not s:
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return p in [3, 5]
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if p % 2 == 0:
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return all(s)
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return any(s)
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for k in range(1000):
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if f(20, k, 1):
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print(k)
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