[BOJ] 8393번 합

백준#8393 합 (https://www.acmicpc.net/problem/8393)

코드 - Python

n = int(input()); sum = 0
for i in range(n+1):
    sum += i
print(sum)

코드 - Java

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