Given two strings a and b consisting of lowercase characters. The task is to check whether two given strings are anagram of each other or not. An anagram of a string is another string that contains same characters, only the order of characters can be different. For example, “act” and “tac” are anagram of each other.
Input: The first line of input contains an integer T denoting the number of test cases. Each test case consist of two strings in 'lowercase' only, in a single line.
Print "YES" without quotes if the two strings are anagram else print "NO".