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  1. // Chapter 4 - Programming Challenge #6
  2. // Mass and Weight
  3. // This program asks the user to enter an object's mass
  4. // in kilograms. It calculates the object's weight in
  5. // newtons and determines whether the object is too
  6. // heavy, too light, or within the normal range.
  7.  
  8. #include <iostream>
  9. using namespace std;
  10.  
  11. int main()
  12. {
  13.     // Variables to store the object's mass and weight
  14.     double mass, weight;
  15.  
  16.     // Get the object's mass from the user
  17.     cout << "Enter the object's mass in kilograms: ";
  18.     cin >> mass;
  19.  
  20.     // Calculate the object's weight in newtons
  21.     weight = mass * 9.8;
  22.  
  23.     // Display the calculated weight
  24.     cout << "The object's weight is " << weight
  25.          << " newtons." << endl;
  26.  
  27.     // Determine whether the object is too heavy,
  28.     // too light, or within the normal range
  29.     if (weight > 1000)
  30.     {
  31.         cout << "The object is too heavy." << endl;
  32.     }
  33.     else if (weight < 10)
  34.     {
  35.         cout << "The object is too light." << endl;
  36.     }
  37.     else
  38.     {
  39.         cout << "The object's weight is within the normal range." << endl;
  40.     }
  41.  
  42.     return 0;
  43. }
Success #stdin #stdout 0s 5328KB
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stdin
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Standard input is empty
stdout
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Enter the object's mass in kilograms: The object's weight is 6.81421e-309 newtons.
The object is too light.
https://ideone.com/vnbrcV
language:
C++ (gcc 8.3)
created:
4 days ago
visibility:
public

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