Task: Program Execution
Input (English): 18, 22, ['905', 'N', '2423', 'u', '6007', '839', '7357', 'u', '7643', 'H', 'Y', 'v', '7653', '575', 'U', '8679', 'O', 'Z', 'z', '2353', '375', 'L', '253', 'X', 'C', 'c']
Output (English): Z, z, 2353, 375, L