Task: Program Execution
Input (English): 5635 2421 6327 e G 6083 A 8875 x r 377 971 S 1083 C B 4113 L B 3513 7481 1667 C 4931 9149 m 981 U 3155 1931 9951
Output (English): 4, 5, 7, 9, 10, 13, 15, 16, 18, 19, 23, 26, 28