题解 | #牛牛的字符菱形#
实现四舍五入
http://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner scan = new Scanner(System.in);
float a = scan.nextFloat();
if(a>0){
System.out.println((int)(a+0.5));
}else if(a<0){
System.out.println((int)(a-0.5));
}else{
System.out.println((int)(a));
}
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