Leetcode problem 17 - Merge Strings Alternately
You are given two strings word1 and word2. Merge the strings by adding letters in alternating order, starting with word1. If a string is longer than the othe...
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Leetcode problem 16 - Is Subsequence
Given two strings s and t, return true if s is a subsequence of t, or false otherwise.
Leetcode problem 15 - Move Zeroes
Given an integer array nums, move all 0’s to the end of it while maintaining the relative order of the non-zero elements.
Leetcode problem 14 - Can Place Flowers
You have a long flowerbed in which some of the plots are planted, and some are not. However, flowers cannot be planted in adjacent plots.
Leetcode problem 13 - Find the Index of the First Occurrence in a String
Given two strings needle and haystack, return the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack.