LeetCode 264 Ugly Number II - Two approaches(Med, Java, O(n))

Problem Overview LeetCode 264 Ugly Number II An ugly number is a positive integer whose prime factors are limited to 2, 3, and 5. The sequence starts: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12... Solution 1: Dynamic Programming with Three Pointers (Recommende...