title: Program For Surface Area Of Octahedron
signature: programForSurfaceAreaOfOctahedron(side) {
test_code: import 'dart:convert';
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  bool validateSolution(double actual, double expected){
      return (actual - expected).abs() < 1e-09;
  }
  
  String driver(side, double expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(side), expected)){
              return "PASSED";
          }
          return "FAILED";
      }catch(exception_object){
          return exception_object.runtimeType.toString();
      }
  }
  
  int main() {
  
      print("TEST-0...${driver(
          1449.255716877097, 
          7275798.574924052)
      }");
  
      print("TEST-1...${driver(
          -8772.104874265995, 
          266562009.34357828)
      }");
  
      print("TEST-2...${driver(
          2948.419328234334, 
          30114046.875937637)
      }");
  
      print("TEST-3...${driver(
          -1184.220109553511, 
          4857977.358664159)
      }");
  
      print("TEST-4...${driver(
          7422.825800698956, 
          190866258.51879707)
      }");
  
      print("TEST-5...${driver(
          -5808.280006171851, 
          116865336.10679008)
      }");
  
      print("TEST-6...${driver(
          829.8963781665169, 
          2385823.7719733207)
      }");
  
      print("TEST-7...${driver(
          -7368.438572511732, 
          188079541.63799432)
      }");
  
      print("TEST-8...${driver(
          5572.033890611617, 
          107551908.5552799)
      }");
  
      print("TEST-9...${driver(
          -3998.9441642787706, 
          55396369.52612884)
      }");
  
      return 0;
  }
source_py: def program_for_surface_area_of_octahedron(side):
      return ((2 * math.sqrt(3)) * (side * side))
source_cpp: double program_for_surface_area_of_octahedron(double side) {
    return ( 2 * ( sqrt ( 3 ) ) * ( side * side ) );
  }