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:
1, 6, ['953', 'a', '9019', 'm', 'E', 's']
answer:
953a9019mEs


question:
1, 11, ['A', 'n', '8627', '6149', '4977', 'J', '131', '7387', '9621', 'I', 'H', 'X', '4593']
answer:
An862761494977J13173879621IH


question:
1, 6, ['b', 'b', '8717', '7503', '4293', 'm']
answer:

bb871775034293m