估算价值一亿的AI核心代码 （超级简洁，通俗易懂）

package xk.org;
import java.util.Scanner;
// 估值一个亿的 AI核心代码
public class hello 
{
    public static void main(String[] args) throws Exception 
    {
        Scanner sc = new Scanner(System.in);
        String str;
        while(true)
        {
            str = sc.next();
            str = str.replace("吗","");
            str = str.replace("?","!");
            str = str.replace("？","!");
            System.out.println(str);
        }
    }
}