题解 | #取近似值#

public class Subject06 {
    public static void main(String[] args) {
        fun1();
    }
    private static void fun1(){
        Scanner scanner = new Scanner(System.in);
        String s = scanner.nextLine();
        String[] split = s.split("\\.");
        String s1 = "0."+split[1];
        double v = Double.parseDouble(s1);
        if (v>=0.5){
            System.out.println((int)(Double.parseDouble(split[0])+1));
        }else {
            System.out.println((int)(Double.parseDouble(split[0])));
        }
    }
}