Task: Program Execution
Input (English): 23, ['697', '3237', 'O', 'F', 'l', 'o', 'k', '6413', 'I', 'U', '397', 'z', '8775', 'C', 'Y', 'b', '8473', '9737', '915', '1393', '9845', 'N', '3607', '3931', '2727', '4713', 'P', 'N', 'r', 'X', '4597', 'J', 'y', 't', 'O', '9173', '5119', 'Q', '1015', '6785', 'a', 'r', '1353', 'p', '8695', '5801', 'r', 'D', 'f', '8755']
Output (English): 697, 3931, r