출처 : https://www.acmicpc.net/problem/2839 Problem Code package baek.bruteForce; 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(); // 3 , 5 int a = 3; int b = 5; int value = 0; if (N == 4 || N == 7) { value = -1; // 3 , 5로 나누어 떨어지지 않는 수 } else { int remainder = N % b; if (remainder == 0) { ..