[SWEA][D1] 2043. 서랍의 비밀번호 Java

import java.util.Scanner;  
  
class Solution  
{  
    public static void main(String args[]) throws Exception  
    {  
        Scanner sc = new Scanner(System.in);  
        int password;  
        password =sc.nextInt();  
  
        int K;  
        K = sc.nextInt();  
  
        if(password > K){  
            System.out.print(password - K + 1);  
            return;  
        }  
  
        if (password == K){  
            System.out.print(0);  
            return;  
        }  
        System.out.print(password + (1000 - K));  
    }  
}