Task: Program Execution
Input (English): 4, 7, ['O', '1667', 'K', 'I', '7623', 'H', '4937', 'P', '9693', 'L', 'T', '5477', '3285', 'u', 'n', '5313', 'H', 'b', '5657', 'I', 'f', 'Y', '2289', 'S', '9573', 'f', 'D', '8131']
Output (English): 4937H7623I