Task: Program Execution
Input (English): 1, 22, ['u', '421', 'C', '8251', 'F', 'y', 's', '9201', '7023', '1245', 'B', '1179', 'H', '801', 'm', 'L', 'S', 'U', '5427', 'U', 'Q', '2251', '331', '6007', '865', '8941', 'G']
Output (English): 2251QU5427USLm801H1179B124570239201syF8251C421u