Task: Program Execution
Input (English): 7131 9299 5827 3775 L 1333 2275 z r 3501 2535 L q 4391 9545 G J l Q S M Q 9533 W V r g I 8661 2313 7029 K B 6937 c M 1819 1639 5947 E
Output (English): 1, 2, 3, 4, 6, 7, 10, 11, 14, 15, 23, 29, 30, 31, 34, 37, 38, 39