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: 5, 13, ['9669', '7783', 'M', 'Q', 'U', '3521', '9305', 'X', 'd', '7401', '4845', '9237', 'P', 'o', 'O']

SOLUTION: U35219305Xd740148459237P

PROBLEM: 11, 23, ['2921', 's', 'D', 'j', '2029', '1177', 't', '6983', '6345', 'V', '2259', '1581', 'u', '855', '745', '6479', '9853', 'n', 'w', 'L', 'A', 'H', '1381', '6995']

SOLUTION: 22591581u85574564799853nwLAH1381

PROBLEM: 7, 9, ['R', 'j', 'U', '9389', '8533', '6445', '3967', 'k', '821', 'n', '8535', '3531', 'G', '9267', '5723', 'r', '9171', 'l', 'H', 'Z', 'I', '8825', '5573', 'S', '2023']

SOLUTION:
3967k821