Task: Program Execution
Input (English): 7831, x, 6165, 5103, 3499, 6909, J, 2661, G, m, 4263, S, 8951, O, 7227, C
Output (English): 7831, 24, 6165, 5103, 3499, 6909, 10, 2661, 7, 13, 4263, 19, 8951, 15, 7227, 3