In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to concatenate all elements of A from the ith element to the jth element, and print the resultant string. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.

Ex Input:
1, 2, ['w', '1337', '1617', 'Z', 'm', 't', '8899']

Ex Output:
w1337


Ex Input:
4, 6, ['1399', 'd', 'X', '4795', 'H', 'R']

Ex Output:
4795HR


Ex Input:
1, 1, ['8295', 'v']

Ex Output:

8295


