instruction:
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:
4, 14, ['h', '2437', 'T', '9291', 'i', '9907', '2027', 'V', 'W', '6303', '3345', 'g', '4119', 'o']
answer:
9291i99072027VW63033345g4119o


question:
1, 2, ['3877', '2107']
answer:
38772107


question:
4, 5, ['s', '9545', '2631', 'A', 'c', 'F', 'M']
answer:

Ac