[백준] 8393번(Java/자바)

백준 8393번 합

💻제출 코드

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int sum = 0;
        
        for( int i=1; i<=n; i++){
            sum = sum + i;
        }
        System.out.println(sum);
        sc.close();
    }
}