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.
--------
Question: 2, 10, ['z', '277', 'x', '1799', '5877', '9249', 'x', '6297', 'r', '9315', 'z']

Answer: 277x179958779249x6297r9315


Question: 2, 10, ['9417', '151', 'k', '7695', '7839', 'N', '7279', '5781', '7371', 'o', '6981', '1257', 'H', 'L', '9759', '4121', '133', '2703', '3913', '1933', '4751']

Answer: 151k76957839N727957817371o


Question: 4, 21, ['D', '9557', '1135', 'w', 'Q', '7463', '467', 'v', '5429', 'w', '5733', 'h', '7791', '2673', 'a', 'q', 'y', '2991', '3193', 'n', 'T', '4683', '3081', 'V', '1495', 'd', '4069']

Answer:
wQ7463467v5429w5733h77912673aqy29913193nT