Task: Program Execution
Input (English): 3, 4, ['2175', '1901', 'Z', 'C', 'A', 'z', '1889', 'o', '29', '911', 'c', 's', 'J', 'R', 'U', '6471', 'x', '8365', 'q', '5399', '5915', '5269', '5493']
Output (English): Z, 1889, c, U, q, 5493