Task: Program Execution
Input (English): 10, ['6121', '501', '8831', '8265', '2661', 'x', '699', 'q', '7203', 'f', 'w', '2553', '1689', 'g', 'Q', 'L', 'C', '5721', 'b', '6289', 't', '6971', '377', '8089', '3501']
Output (English): 6121, w, t