Task: Program Execution
Input (English): C, 247, 8523, i, Q, 6695, 5811, 4299, U, 1731, P, R, v, l, 6363, 2319, O, 6241, n, 3191, g
Output (English): 2, 3, 6, 7, 8, 10, 15, 16, 18, 20