题解 | 单组_保留小数位数
单组_保留小数位数
https://www.nowcoder.com/practice/a4bccea7f4644fbda1208f8e0d397bab
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
double n = sc.nextDouble();
String result = String.format("%.3f",n);
System.out.println(result);
}
}
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