Task: Program Execution
Input (English): K L r 5077 2131 7817 8987 o G 8165 z 3835 t B 5227 9883 1291 9087 r 9427 T l h H f 8731 4817
Output (English): 4, 5, 6, 7, 10, 12, 15, 16, 17, 18, 20, 26, 27