#include <iostream>

int main() {
  double weight;
  int planet;
  std::cout << "What is your earth weight? (lbs)\n";
  std::cin >> weight;
  std::cout << "Please choose a planet below\n";
  std::cout << "1. Venus\n";
  std::cout << "2. Mars\n";
  std::cout << "3. Jupiter\n";
  std::cout << "4. Saturn\n";
  std::cout << "5. Uranus\n";
  std::cout << "6. Neptune\n";
  std::cout << "Note: Choose number only\n";
  std::cin >> planet;

  switch (planet) {
    case 1:
      weight = weight * 0.78; //venus gravity 0.78
      std::cout << "Your weight on Venus is " << weight << "lbs.\n";
      break;
    case 2:
      weight = weight * 0.39; //mars gravity 0.39
      std::cout << "Your weight on Mars is " << weight << "lbs.\n";
      break;
    case 3:
      weight = weight * 2.65; //jupiter gravity 2.65
      std::cout << "Your weight on Jupiter is " << weight << "lbs.\n";
      break;
    case 4:
      weight = weight * 1.17; //saturn gravity 1.17
      std::cout << "Your weight on Saturn is " << weight << "lbs.\n";
      break;
    case 5:
      weight = weight * 1.05; //uranus gravity 1.05
      std::cout << "Your weight on Uranus is " << weight << "lbs.\n";
      break;
    case 6:
      weight = weight * 1.23; //neptune gravity 1.23
      std::cout << "Your weight on Neptune is " << weight << "lbs.\n";
      break;
    default:
    std::cout << "Invalid planet selected\n";
    break;
  }
}