Task: Program Execution
Input (English): y, 1681, N, 339, T, D, 743, 8897, o, n, 1275, Z, B, 4227, c, L, 5335, 9493, 3479, 7939, B
Output (English): 1681, 339, 743, 8897, 1275, 4227, 5335, 9493, 3479, 7939