Task: Program Execution
Input (English): m t 8329 Z f X i 5623 H 9589 s Z 1283 3657 6609 7307 U 7891 u 4921 W w D 2701 2657 1257 K K b X J 1151 4797 269 2499 A 1577 9859 9897
Output (English): 19