Task: Program Execution
Input (English): 2, 6, ['1943', 'u', 'X', '2309', '647', '3195', 'n', 'j', 'D', 'f', 'n', 'w', 'r', '183', 'R', '3841', '8535', 'u']
Output (English): 3195, 647, 2309, X, u