Task: Program Execution
Input (English): L 1529 2291 4027 7077 Z 8513 9843 9635 841 x B b 1161 429 y 3059 5995 5019 Z s C B b d 8891
Output (English): 1, 6, 11, 12, 13, 16, 20, 21, 22, 23, 24, 25