Task: Program Execution
Input (English): 21, 27, ['6825', 'd', '9529', 'w', 'r', '5313', '1895', 'r', '6847', 'S', 'r', '4629', 's', '6653', 'D', 'g', '5675', 'l', '5277', '5451', '9429', 'L', 'Z', '7625', '6335', '6951', 'z']
Output (English): z, 6951, 6335, 7625, Z, L, 9429