Task: Program Execution
Input (English): 5307 r s 4659 373 n 3353 6649 d o 4243 1635 6981 4325 6521 9007 U D w j 5121 5617 f 4931 U I 3789 o v 3115 3153
Output (English): 1, 4, 5, 7, 8, 11, 12, 13, 14, 15, 16, 21, 22, 24, 27, 30, 31