3408. Design Task Manager
Point is: we don’t have to remove items immediately from heap after rmv / edit operation. Do it when we are going to execTop.
3407. Substring Matching Pattern
This easy is easier than yesterday’s easy. New tech: str.find(sub) / str.rfind(sub). find the first/last index of sub. if sub == “”, return 0/n;…
3411. Maximum Subarray With Equal Products
You are given an array of positive integers nums. An array arr is called product equivalent if prod(arr) == lcm(arr) * gcd(arr), where: prod(arr)…