MergeStringsAlternately(1).py

class Solution(object):
    def mergeAlternately(self, word1, word2):
        skupne = ""
        i = 0
        while i < len(word1) and i < len(word2):
            skupne += word1[i] + word2[i]
            i += 1
        skupne += word1[i:] + word2[i:]
        return skupne