Task: Program Execution
Input (English): 19, ['2003', '6083', '775', '3983', 'b', 'R', 'X', 'P', 'm', 'X', '6253', '4685', '7715', 'K', '3489', '4897', '5947', 'k', '8159', '3107', 'a', '7051', '7623', 'i', '6289', 'z', '6627', '9387', 'j', 'd', 'u', '4657', '3739', '4401', 'v', '2751', '367', 'r', 'J', 'J', '6993', 'b', 'j', '2607', '1581', 'u', 'c', 'O', '6115', '2779']
Output (English): 2003, 3107, J