fork download
copy 
  1. #include <random>
  2. #include <chrono>
  3. #include <vector>
  4. #include <iostream>
  5.  
  6. int main() {
  7.     unsigned int seed = std::chrono::system_clock::now().time_since_epoch().count();
  8.  
  9.     std::vector<int> v;
  10.     for (int i = 0; i < 100; ++i)
  11.         v.push_back(i);
  12.  
  13.  
  14.     std::mt19937 randGen (seed);
  15.     std::uniform_int_distribution<int> dist(0, v.size()-1);
  16.  
  17.     std::cout << v.at(dist(randGen)) << std::endl;
  18.  
  19.     return 0;
  20. }
Success #stdin #stdout 0s 3428KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
52
https://ideone.com/5E7Vz6
language:
C++14 (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!