Task: Program Execution
Input (English): 553 215 5123 e g 363 x 4841 G 8923 x 5303 7427 U 775 N 8787 4641 Z l 9837 1499 z j 4819 K
Output (English): 553, 215, 5123, 363, 4841, 8923, 5303, 7427, 775, 8787, 4641, 9837, 1499, 4819