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  1. // Nicolas Ruano                   CS1A                   Chapter 6, P. 370, #5
  2. /******************************************************************************
  3. * FUNCTION SOLVES FALLING OBJECT DISTANCE FOR 1 TO 10 SECONDS. 
  4.  
  5. * _____________________________________________________________ 
  6.  
  7. * Program Function computes how far an object falls under 
  8.  
  9. * gravity between 1 and 10 seconds using this formula: 
  10.  
  11. * Computation is based on the formula: 
  12.  
  13. * 
  14.  
  15. * d = 1/2 * g * t^2 
  16.  
  17. * 
  18.  
  19. * Where: 
  20.  
  21. *       d = distance in meters 
  22.  
  23. *       g = acceleration due to gravity (9.8 m/s²) 
  24.  
  25. *       t = time in seconds 
  26.  
  27. * ____________________________________________________________ 
  28.  
  29. * INPUT 
  30.  
  31. *   t -> int    Time (seconds) 
  32.  
  33. * 
  34.  
  35. * 
  36.  
  37. * OUTPUT 
  38.  
  39. *   d -> double    Distance fallen (meters). 
  40.  
  41. *******************************************************************************/ 
  42.  
  43.  
  44.  
  45. #include <iostream>   // Needed for input and output 
  46.  
  47. using namespace std; 
  48.  
  49.  
  50.  
  51. // Function to calculate falling distance 
  52.  
  53. double fallingDistance(int t) { 
  54.  
  55.     const double g = 9.8;          // Acceleration due to gravity (m/s^2) 
  56.  
  57.     double d = 0.5 * g * t * t;    // d = 1/2 * g * t^2 
  58.  
  59.     return d; 
  60.  
  61. } 
  62.  
  63.  
  64.  
  65. int main() { 
  66.  
  67.     cout << "Time (s)\tDistance (m)\n"; 
  68.  
  69.     cout << "---------------------------\n"; 
  70.  
  71.  
  72.  
  73.     // Loop through time values from 1 to 10 seconds 
  74.  
  75.     for (int time = 1; time <= 10; time++) { 
  76.  
  77.         double distance = fallingDistance(time); 
  78.  
  79.         cout << time << "\t\t" << distance << endl; 
  80.  
  81.     } 
  82.  
  83.  
  84.  
  85.     return 0; 
  86.  
  87. }
Success #stdin #stdout 0.01s 5316KB
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Standard input is empty
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Time (s)	Distance (m)
---------------------------
1		4.9
2		19.6
3		44.1
4		78.4
5		122.5
6		176.4
7		240.1
8		313.6
9		396.9
10		490
https://ideone.com/5CHkIr
language:
C++ (gcc 8.3)
created:
15 days ago
visibility:
public

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