Task: Program Execution
Input (English): 8, 15, ['N', '5543', '3813', '6147', '6747', 'O', 'J', '5411', '7535', 'U', '1453', '4213', '6177', 'S', 'Q', '6645', '319', '9999', 'd', 'u', '449', '2595', '8665', 'D', '6251']
Output (English): Q, S, 6177, 4213, 1453, U, 7535, 5411