Create OneLinePrimeChecker.py

One liner for checking whether a number is prime or not, both noob vs optimised one.

Author: ankit-gautam23

OneLinePrimeChecker.py

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+
+is_prime = lambda n: n > 1 and all(n % i != 0 for i in range(2, int(n ** 0.5) + 1))
+
+# Optimized code
+
+is_prime = lambda n: n > 1 and (n == 2 or n % 2 != 0 and all(n % i != 0 for i in range(3, int(n ** 0.5) + 1, 2)))