Task: Program Execution
Input (English): U l A f 4359 4811 B 625 u 9881 h X Y 4873 6263 6891 5159 U 8687 3513 5875 9589 n 2911 8023 6693 5143 T E B k 5733 c 7515 659 8069 S
Output (English): 21, 12, 1, 6, 4359, 4811, 2, 625, 21, 9881, 8, 24, 25, 4873, 6263, 6891, 5159, 21, 8687, 3513, 5875, 9589, 14, 2911, 8023, 6693, 5143, 20, 5, 2, 11, 5733, 3, 7515, 659, 8069, 19