Task: Program Execution
Input (English): 6, ['u', '3485', '6823', 'B', 'P', 'T', 'C', '8679', '7659', '89', '1099', 'x', '2669', '4425', 'w', '9145', '1921', '9119', '8569', 'C', '493', 'y', 'f', 'I', '9179', '9593', 'E', '3143', 'o', 'D', '9173']
Output (English): u, C, 2669, 8569, 9179, 9173