Fading Coder

The problem requires selecting names of lengths from 1 to N, where each name in a given layer must be formed by adding a single character to the beginning or end of a name from the previous layer. This can be efficient solved using string hashing and dynamic programming. Approach We can compute thre...

B. Determining the Number of Unique Lines in a Grid Given a grid of points defined by coordinates (x, y) where x ranges from 0 to 19 and y ranges from 0 too 20, the objective is to calculate the total number of distinct straight lines that can be formed by connecting any two points. Implementation S...