Task: Program Execution
Input (English): 9131, 5665, 5985, 5769, d, e, 6143, 9795, X, Z, I, 595, 2393, G, p, y, j, 719, 8371
Output (English): 1, 2, 3, 4, 7, 8, 12, 13, 18, 19