Task: Program Execution
Input (English): G, Q, o, 2525, 6551, 1837, U, Y, r, 2213, 307, 1307, L, 3651, V, x, 4007, 5901, 3471, 6385, l, 6261, 9897
Output (English): 4, 5, 6, 10, 11, 12, 14, 17, 18, 19, 20, 22, 23