Task: Program Execution
Input (English): 5287 l U 3237 T N 5119 o X I 8101 f r 6181 3355 383 9791 3219 E p V 301 g 4183 5357 u
Output (English): 2, 3, 5, 6, 8, 9, 10, 12, 13, 19, 20, 21, 23, 26