题解 | #四舍五入#
四舍五入
http://www.nowcoder.com/practice/cae89de6292b4084acb93659353260e0
一步到位，直接加0.5，强制转换成整形即可
import java.util.Scanner;
public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); double d= scanner.nextDouble(); System.out.println((int)(d+0.5)); } }
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