Task: Program Execution
Input (English): W f l 3517 s c b D B 7745 8769 9987 U 3187 4925 A B 9003 2947 M 5651 A W 7375 7309 1701 1059 l G 9137 3147 y s 6211 3417 k o z M
Output (English): 23, 6, 12, 3517, 19, 3, 2, 4, 2, 7745, 8769, 9987, 21, 3187, 4925, 1, 2, 9003, 2947, 13, 5651, 1, 23, 7375, 7309, 1701, 1059, 12, 7, 9137, 3147, 25, 19, 6211, 3417, 11, 15, 26, 13