Task: Program Execution
Input (English): 3, 3, ['7931', 't', 's', 'y', 'i', 'U', 'i', 'J', '5655', '2505', '5875', 'Z', '3593', '4993', 'A', '7999', 'K', '2757', '663']
Output (English): s, U, 5655, Z, A, 2757