백준 14681번

 

   public void day4()
        {
            
      
        int input1 = int.Parse(Console.ReadLine());

            int input2 = int.Parse(Console.ReadLine());


            if (input1 > 0 && input2 > 0)
            {
                Console.WriteLine($"1");
            }

            else if (input1 < 0 && input2 > 0)
            {
                Console.WriteLine($"2");
            }

            else if (input1 < 0 && input2 < 0)
            {
                Console.WriteLine($"3");
            }

            else if (input1 > 0 && input2 < 0)
             {
                Console.WriteLine($"4");
            }

           
        }