Task: Program Execution
Input (English): 5, 8, ['725', '7647', 't', '5381', 'I', 'U', '1107', 'z', '969', 'p', 'w', '3053', 's', 'N', 'R', '4651', '3381', '8699', 'F', '6013', 'P', 'e', '7855', '365', 'b']
Output (English): z1107UI