06. Math Puzzle 1-2 December 2018

import java.util.Scanner;

class Main {
  public static void main(String[] args) {

    Scanner scanner = new Scanner(System.in);

    int number = Integer.parseInt(scanner.nextLine());
    int sum = 0;
    int result = 0;
    boolean combo = false;

      for (int i = 1; i <= 30; i++) {
        for (int k = 1; k <= 30; k++) {
          for (int m = 1; m <= 30; m++) {
            if (i < k && k < m) {
            sum = i + k + m;
              if (sum == number) {
                System.out.printf("%d + %d + %d = %d%n", i, k, m, number);
                combo = true;
              }
            }
            if (i > k && k > m) {
              result = i * k * m;
              if (result == number) {
                System.out.printf("%d * %d * %d = %d%n", i, k, m, number);
                combo = true;
              }
            }
          }
        }
      }

      if (!combo) {
        System.out.println("No!");
      }
  }
}