题解 | #取近似值#
取近似值
https://www.nowcoder.com/practice/3ab09737afb645cc82c35d56a5ce802a
import java.math.BigDecimal;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
// while(in.hasNextLine()){
float n = in.nextFloat();
int out = new BigDecimal(n).setScale(0, BigDecimal.ROUND_HALF_UP).intValue();
System.out.println(out);
// }
in.close();
}
}
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