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java.util.<span

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package sample;
 
import java.util.Scanner;
 
public class Exam06_3_2 {
    int getBetweenSum(int a, int b) { //메소드형식: 아웃풋타입 메소드명(인풋타입)
        if(a>b) {
            int temp = a;
            a = b;
            b = temp;
        }//이렇게 먼저 a,b 대소틀 필터링하고 for문을 탈 수 있게
        
        int sum = 0;
        for(int i =a; i<= b; i++) {
            sum += i;
        }
        return sum;
    }
    
    
    public static void main(String[] args) {
        Exam06_3_2 e = new Exam06_3_2();
        Scanner sc = new Scanner(System.in);
        int a= sc.nextInt();
        int b= sc.nextInt();
        int result = e.getBetweenSum(a, b);
        System.out.println(result);
    
    }
}
 
 
//for문의에서 변수위치는 그대로 하는게 더 좋음
//이렇게 직관적인 방법보다 우회적인방법??을 써보기도
cs

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