s1_count, s2_count = [0] * 26, [0] * 26 # create empty lists # idea is to store the 26 letters of the alphabet for i in range(len(s1)): # iterate through the first couple letters in s2 so that # we ...
One python hunter, Anthony Flanagan, had a busy March eliminating the invasive snakes. He was rewarded by the South Florida ...
1. Generate all permutations of `s1`. 2. Check if any permutation exists as a substring in `s2`. 1. Create frequency arrays of size 26 (for lowercase letters). 2. Count frequencies of characters in ...