YOU’RE LEARNING TO↗learner can reverse words in a sentence without reaching for split+reverse+join alone
↗learner can implement an anagram check correctly in O(n) time
↗learner can solve two-sum with a hash-map in O(n)
↗learner can find the most-frequent element using Counter or a manual tally
↗learner can compute running totals (prefix sums) over a list
↗learner can generalise FizzBuzz to arbitrary rule sets
↗learner can flatten a nested list recursively and iteratively
The learning room