Task: Program Execution
Input (English): 3, 4, ['b', '2351', '3509', '8945', '5001', '9613', '4281', 'U', '5723', '8487', '3357', '2803', 'r', '4243', '977', '8921', 'H', 'k', '5549', 'P', 'T', '2423', '1747', '9623', '6243', '1013', 'O', 'u', 'G', 'h']
Output (English): 3509, 4281, 3357, 977, 5549, 1747, O