HTMLify

func mergeAlternately(word1 string, word2 string) string {
    var merged string
    m := min(len(word1), len(word2))
    for i:=0; i<m; i++ {
        merged += string(word1[i])
        merged += string(word2[i])
    }

    if len(word1) > m {
        merged += word1[m:]
    }

    if len(word2) > m {
        merged += word2[m:]
    }

    return merged
}