Task: Program Execution
Input (English): 10, ['515', 'I', '8175', 'Y', '5227', 't', '1181', '4487', '6447', 'h', '4393', 'r', 'E', '4211', 'R', '4301', '4607', 'r', 'G', '8055', '9097', '4297', 'K', '9599', 'U', '3907', '3217', 'K', '2603', '399', 'x', 'F', 'A', '7743', '8361', '4795', '265', 'D', 'D', '3449', 'o']
Output (English): 515, 4393, 9097, x, o