Task: Program Execution
Input (English): 1, 3, ['9367', '2777', '6511', 'T', 'c', 'O', 'X', '9853', '7653', 'k', '7003', '7021', 'K', 'C', 'r', 'I', 'J', '3475', '4847', 'E', 't', '6925', '9157', '7711', 'L']
Output (English): 9367, T, X, k, K, I, 4847, 6925, L