LeetCode içerisinde bulunan “Keyboard Row” sorusunun açıklaması ve çözümü. Bu soruda size verilen bir string dizisi içerisinde, Amerikan klavyesi üzerinde aynı satırdaki harflerden oluşan string’leri geri döndürmeniz isteniyor.

► LeetCode 500. Keyboard Row: https://leetcode.com/problems/keyboard-row/

► Problem açıklaması:

Given an array of strings words, return the words that can be typed using letters of the alphabet on only one row of American keyboard like the image below.

In the American keyboard:

the first row consists of the characters “qwertyuiop”,

the second row consists of the characters “asdfghjkl”, and

the third row consists of the characters “zxcvbnm”.

Example 1:

Input: words = [“Hello”,”Alaska”,”Dad”,”Peace”]

Output: [“Alaska”,”Dad”]

Example 2:

Input: words = [“omk”]

Output: []

Example 3:

Input: words = [“adsdf”,”sfd”]

Output: [“adsdf”,”sfd”]

Constraints: 1 <= words.length <= 20

1 <= words[i].length <= 100

words[i] consists of English letters (both lowercase and uppercase).