题解 | #类型转换#

import java.util.Scanner;
public class Main{
    public static void main(String[]args){
        Scanner in = new Scanner(System.in);
        double d = in.nextDouble();
        System.out.println(Main.typeConversion(d));
    }
    public static int typeConversion(double d){
        return (int)d;
    }
}