2185. Counting Words With a Given Prefix

Easy

10 Points

Array

String

String Matching

You are given an array of strings words and a string pref. Return the number of strings in words that contain pref as a prefix. A prefix of a string s is any leading contiguous substring of s.

Examples

Example 1

Input: words = ["pay","attention","practice","attend"], pref = "at" Output: 2 Explanation: The 2 strings that contain "at" as a prefix are: "attention" and "attend".

Example 2

Input: words = ["leetcode","win","loops","success"], pref = "code" Output: 0 Explanation: There are no strings that contain "code" as a prefix.

Constraints

1 <= words.length <= 100
1 <= words[i].length, pref.length <= 100
words[i] and pref consist of lowercase English letters.