Task: Program Execution
Input (English): 4, 5, ['1777', '1247', '8925', 'v', '2087', 'y', '113', '3703', '8821', '5941', '1585', 'W', '8863', '9547', 'i', 'j', 'M', '3663', 'g']
Output (English): 2087v