Words With the Letter

Easy

You are given an array of words words and a letter letter. Return the zero-based indices of every word that contains letter at least once. The indices may be returned in any order.

Example 1

words=['river', 'stone', 'cloud', 'rain'], letter='r' → [0, 3]

The letter "r" occurs in "river" and "rain", at indices 0 and 3.

Example 2

words=['moon', 'sun'], letter='k' → []

No word contains "k", so the answer is empty.

Constraints

1 ≤ words.length ≤ 50
1 ≤ words[i].length ≤ 50
letter is a lowercase English letter
words[i] consists only of lowercase English letters

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Topics

Array String

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Input

words=['river', 'stone', 'cloud', 'rain'], letter='r'

Expected

[0, 3]

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