title: Maximum Points Intersection N Circles
signature: fun maximumPointsIntersectionNCircles(n: Int): Int {
test_code: package main
  
  import kotlin.text.*
  import kotlin.math.*
  
  
  // SOLUTION CODE
  // ===================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE
  // ===================================
  fun validateSolution(actual:Int, expected:Int):Boolean{
    return actual.equals(expected)
  }
  fun driver(n: Int, expected:Int):String {
      try{
        if (validateSolution(PLACEHOLDER_FN_NAME(n), expected)) {
                return "PASSED"
        }
        return "FAILED"
      } catch (e: Exception){
        return e::class.simpleName as String
      }
  
  }
  
  fun main() {
      var result: String = ""
      result = driver(30, 870)
      println("TEST-0...${result}")
      
      result = driver(25, 600)
      println("TEST-1...${result}")
      
      result = driver(69, 4692)
      println("TEST-2...${result}")
      
      result = driver(39, 1482)
      println("TEST-3...${result}")
      
      result = driver(14, 182)
      println("TEST-4...${result}")
      
      result = driver(60, 3540)
      println("TEST-5...${result}")
      
      result = driver(89, 7832)
      println("TEST-6...${result}")
      
      result = driver(27, 702)
      println("TEST-7...${result}")
      
      result = driver(29, 812)
      println("TEST-8...${result}")
      
      result = driver(29, 812)
      println("TEST-9...${result}")
      
          
  }
  
  main()
source_py: def maximum_points_intersection_n_circles(n):
      return (n * (n - 1))
source_cpp: int maximum_points_intersection_n_circles(int n) {
    return n * ( n - 1 );
  }