牛牛的身高错在哪里了?
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int t = sc.nextInt(); for (int i = 0; i < t; i++) { int a = Integer.parseInt(sc.next()); int ch = 10; while (a / ch > 0) { int y = a % ch; if (y >= ch /2) { a = a + (ch - y); } ch *= 10; } System.out.println(a); } } }