Task: Program Execution
Input (English): S 7223 n D k 6271 7465 y W T 6511 9955 9367 5541 57 z 6393 4007 r W 1421 9031 1177 617 7441 S l a D s
Output (English): 1, 3, 4, 5, 8, 9, 10, 16, 19, 20, 26, 27, 28, 29, 30