TASK DEFINITION: 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.
PROBLEM: 11, 13, ['F', '9681', '3439', 'X', '319', '8629', 'N', 'H', '6295', 'N', 'a', 'x', '5571', '5703', 'A', '1273', '7913', '6009', 'd', '9167', 'Z', '7795', '8623', 'P', 'd']

SOLUTION: ax5571

PROBLEM: 4, 13, ['O', 'J', '303', '8511', 'M', '8063', '3389', '9473', 'c', '4853', 'L', 'm', 'b']

SOLUTION: 8511M806333899473c4853Lmb

PROBLEM: 7, 11, ['i', 'B', 'i', '1453', '9759', 'W', '4631', 'F', 'S', '2329', '3659', 'V', '6999', 'k', 'c', '4803', '493', 'u', 'U', 'R']

SOLUTION:
4631FS23293659