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3258. Count Substrings That Satisfy K-Constraint I

Description

You are given a binary string s and an integer k.

3257. Maximum Value Sum by Placing Three Rooks II

Description

You are given a m x n 2D array board representing a chessboard, where board[i][j] represents the value of the cell (i, j).

3255. Find the Power of K-Size Subarrays II

Description

You are given an array of integers nums of length n and a positive integer k.

3254. Find the Power of K-Size Subarrays I

Description

You are given an array of integers nums of length n and a positive integer k.

3235. Check if the Rectangle Corner Is Reachable

Description

You are given two positive integers xCorner and yCorner, and a 2D array circles, where circles[i] = [x_i, y_i, r_i] denotes a circle with center at (x_i, y_i) and radius r_i.

10. Regular Expression Matching

Description

Given an input string sand a pattern p, implement regular expression matching with support for '.' and '*' where:

787. Cheapest Flights Within K Stops

Description

There are n cities connected by some number of flights. You are given an array flights where flights[i] = [from_i, to_i, price_i] indicates that there is a flight from city from_i to city to_i with cost price_i.

514. Freedom Trail

Description

In the video game Fallout 4, the quest “Road to Freedom” requires players to reach a metal dial called the “Freedom Trail Ring” and use the dial to spell a specific keyword to open the door.

The problem

Many times I cannot finish reading a doc, or taking too long to read a doc. And by the end of the day I don’t understand the doc and I need to read it again. Find a solution to this problem.

How to do better next time

U.S. stock market predicted by public account

12/18

Buy TSLA when drop to 414, buy dows