Task: Program Execution
Input (English): 691 d 707 1239 5667 1131 y F D x 9079 4303 8209 5061 3403 K N O c P 7215 2063 4063 1475 t
Output (English): 1, 3, 4, 5, 6, 11, 12, 13, 14, 15, 21, 22, 23, 24