Task: Program Execution
Input (English): 3875, p, 5207, 7207, 4357, 1029, S, Y, S, 2259, 6725, 1129, 4087, g, 5161, 3215, D, 5489, a, 3255, 6627
Output (English): 2, 7, 8, 9, 14, 17, 19