Valid Anagram

Easy

Given two strings s and t, return true if t is an anagram of s (same letters, same counts).

Example 1

Input:  s = "anagram", t = "nagaram"
Output: true

Example 2

Input:  s = "rat", t = "car"
Output: false

Constraints

• 1 <= s.length, t.length <= 5*10^4
• s and t consist of lowercase English letters.