Sort 0-1-2

You have been given an array/list ARR consisting of N elements .Each element in the array is either 0,1 or 2. Your task is to sort the array/list in increasing order. For example ,if ARR=[0,2,1,1],then after sorting ARR must look like [0,1,1,2]. ### Input The first line contains an integer 'T' denoting the number of test cases. Then each test case follows. The first line of each test case conta