Task: Program Execution
Input (English): U 4359 5269 k e 8461 9655 7727 k I 5333 e 6573 4289 9307 1615 1835 f D a 6195 s 1751 J H 8253 8987 W 8541 8945 5309 4529 r 365 s f 1919
Output (English): 21, 4359, 5269, 11, 5, 8461, 9655, 7727, 11, 9, 5333, 5, 6573, 4289, 9307, 1615, 1835, 6, 4, 1, 6195, 19, 1751, 10, 8, 8253, 8987, 23, 8541, 8945, 5309, 4529, 18, 365, 19, 6, 1919