Task: Program Execution
Input (English): x, 6495, 5029, 7117, D, 8193, T, 3707, m, 2083, 1975, 4027, 4283, O, 1139, u, 9603, 7457, c, 839
Output (English): 2, 3, 4, 6, 8, 10, 11, 12, 13, 15, 17, 18, 20