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Solution: Merge Strings Alternately

Explore how to effectively merge two strings by alternating their characters using the two pointers technique. This lesson guides you through initializing pointers, traversing strings, and appending remaining characters to form a merged string. Understand the step-by-step process and analyze the time and space complexity to strengthen your string manipulation skills for coding interviews.

Statement

Given two strings word1 and word2, merge them by interleaving their characters in alternating order, beginning with the first character of word1. If one string is longer than the other, append the remaining characters of the longer string to the end of the merged result.

Return the resulting merged string.

Constraints:

  • 11 \leq word1.length, word2.length 100\leq 100

  • word1 and word2 consist of lowercase English letters. ...