Task: Program Execution
Input (English): 4, 5, ['9679', 'g', 'C', '7761', 'u', '1439', 'E', '6061', 'r', '745', '9403', '555', 'u', 'w', '4403', 'K', 'k', 'm', '4629', 'f', 'u']
Output (English): u, 7761