Almost a year ago, I couldn't solve this problem, even with the solutions provided I couldn't understand why it worked but today I was able to solve it without any help.
LeetCode
Minimum Window Substring - LeetCode
Can you solve this real interview question? Minimum Window Substring - Given two strings s and t of lengths m and n respectively, return the minimum window substring of s such that every character in t (including duplicates) is included in the window. If…