7 docs tagged with "Combinatorics"

Solve the problem of finding the number of ways to tile a 2 x n board using 2 x 1 dominos and tromino shapes.

This is a solution to the Find the N-th Value After K Seconds problem on LeetCode.

This document provides a solution where we Return the $k^th$ smallest amount that can be made using these coins.

Problem Description

This document explores finding the number of paths to reach the origin (0, 0) on a grid.

Solution to Leetcode 1201. Ugly Number III

This is a solution to the Vowels of All Substrings problem on LeetCode.