Task: Program Execution
Input (English): 3, 7, ['Y', 'c', '4145', 't', 's', 'z', 'C', 'a', '8407', 'w', 'T', '2257', '9219', '3685', 'T', '8987', 'a', '5503', '7459', 'l', 'd', 'A', '9851', '6127', '151', '6747', '5321', 'U']
Output (English): 4145, t, s, z, C