Task: Program Execution
Input (English): U 3971 3533 567 y J 4935 1671 5477 M m 6301 G 4531 h 9785 F O K g W i G a 8017 1593 P x 9753 673 2841
Output (English): 21, 3971, 3533, 567, 25, 10, 4935, 1671, 5477, 13, 13, 6301, 7, 4531, 8, 9785, 6, 15, 11, 7, 23, 9, 7, 1, 8017, 1593, 16, 24, 9753, 673, 2841