Task: Program Execution
Input (English): 5555 8129 5643 9773 u 23 9783 6507 c 4133 j 9397 s 3003 8285 G 6435 K 2455 5933 X M K P c 4377 s N G 6077 7981 b 2677 7401 c 1813 9091 2263
Output (English): 16