Task: Program Execution
Input (English): A, D, 8911, 2451, 3017, c, U, 1827, V, 8769, 7845, K, 3493, I, Y, 9291, u, 6703, 5129, 4485, W
Output (English): 1, 4, 8911, 2451, 3017, 3, 21, 1827, 22, 8769, 7845, 11, 3493, 9, 25, 9291, 21, 6703, 5129, 4485, 23