Task: Program Execution
Input (English): 6437 u 8131 F 2901 C 7497 a B 9877 6933 A 1293 1403 2585 2397 2173 2661 o A J j o P 7917 6229 1415 Q 9839 C 6677 f c v j 5245 4989 6949 T
Output (English): 6437, 21, 8131, 6, 2901, 3, 7497, 1, 2, 9877, 6933, 1, 1293, 1403, 2585, 2397, 2173, 2661, 15, 1, 10, 10, 15, 16, 7917, 6229, 1415, 17, 9839, 3, 6677, 6, 3, 22, 10, 5245, 4989, 6949, 20