Task: Program Execution
Input (English): 13, 21, ['8307', 't', '2873', '6005', 'S', 'K', 'I', '2149', 'A', 'X', 'a', 'C', 'Y', 'g', 'V', '1839', 'S', '6713', '1505', 'G', '4237', '4473']
Output (English): Y, g, V, 1839, S, 6713, 1505, G, 4237