Task: Program Execution
Input (English): 2815, o, K, 7651, 7541, 29, 6367, 6207, b, 5391, Y, 8101, 7891, 6041, v, 3649, Y, W, 1857, 865, k, 3467, R
Output (English): 1, 4, 5, 6, 7, 8, 10, 12, 13, 14, 16, 19, 20, 22