Task: Program Execution
Input (English): 1, 2, ['X', '589', '2997', 'k', 'I', 'F', '6671', '2015', 'T', '2255', 'O', 'S', '7357', '211', 'a', 'I']
Output (English): X, 2997, I, 6671, T, O, 7357, a