fork download 
  1. #include <iostream>
  2. #include <ctime>
  3. #include <cstdlib>
  4.  
  5. using namespace std;
  6.  
  7. bool askOracle(float percentChance)
  8. {
  9.     // Decides if a decision should
  10.     // be done (true/false), when a
  11.     // certain Percent Chance is given
  12.     //
  13.     // -> Don't forget to call randomize
  14.     // everyone once in a while!
  15.  
  16.     // generate random number between 0 and 99
  17.     int randomNumber = rand() % 100;
  18.  
  19.     // scale it so it's between 0 and 1
  20.     float randomResult = float(randomNumber) * 0.01f;
  21.  
  22.     // compare to see if it had "happened"
  23.     return randomResult < percentChance;
  24. }
  25.  
  26. void dropItems()
  27. {
  28.     // our event has a 90% chance (which means 0.90f)
  29.     // so lets ask the "oracle" to see if it happens
  30.     // or not
  31.     if (askOracle(0.90f)) {
  32.         // drop coins or a sword or whatever
  33.         std::cout << "it happened!" << std::endl;
  34.     } else {
  35.     	std::cout << "it didn't happen!" << std::endl;
  36.     }
  37. }
  38.  
  39. int main(int argc, const char * argv[])
  40. {
  41. 	srand(time(0));
  42.     for (int i = 0; i < 10; ++i)
  43.     	dropItems();
  44.     return 0;
  45. }
Success #stdin #stdout 0s 3296KB
comments (?)
stdin 
Standard input is empty
stdout 
it happened!
it happened!
it didn't happen!
it happened!
it happened!
it happened!
it happened!
it happened!
it happened!
it happened!
https://ideone.com/gs1puf
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!