next-dlp/general/ex4.py

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Python
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2022-11-21 16:15:00 +01:00
#!/usr/bin/env python
def naive_solution(x: int) -> int:
assert 0 <= x < 10, f"{x} is not a digit"
xx = x * 10 + x
xxx = xx * 10 + x
xxxx = xxx * 10 + x
return x + xx + xxx + xxxx
def solution(x: int) -> int:
assert 0 <= x < 10, f"{x} is not a digit"
return x * 1234
if __name__ == "__main__":
for x in range(10):
print(f"{naive_solution(x)} == {solution(x)}")