Task: Program Execution
Input (English): 3209, Q, 6931, N, o, 7587, i, 3781, 9103, 1965, r, Z, Q, 6869, 6713, F
Output (English): 3209, 17, 6931, 14, 15, 7587, 9, 3781, 9103, 1965, 18, 26, 17, 6869, 6713, 6