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-rwxr-xr-xchallenge-254/sgreen/python/ch-1.py23
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diff --git a/challenge-254/sgreen/python/ch-1.py b/challenge-254/sgreen/python/ch-1.py
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+#!/usr/bin/env python3
+
+import sys
+
+
+def three_power(n: int) -> bool:
+ # Get the closest integer to a cube root
+ i = round(abs(n) ** (1/3))
+
+ # Return true if this number is indeed a cube root
+ return i ** 3 == abs(n)
+
+
+def main():
+ # Convert input into integers
+ n = int(sys.argv[1])
+ result = three_power(n)
+ print('true' if result else 'false')
+
+
+if __name__ == '__main__':
+ # Convert input into integers
+ main()