Task: Program Execution
Input (English): 1487, w, X, R, 8435, m, k, 9103, Z, 685, d, 5307, Y, 9423, 7827, o, 8951, 6857, H, 239
Output (English): 1, 5, 8, 10, 12, 14, 15, 17, 18, 20