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  1. #include <cstdlib> // la corrispettiva nel C++ della libreria stdlib.h
  2. #include <iostream> // la corrispettiva nel C++ della libreria stdio.h
  3. #include <ctime> // cugina della libreria time.h
  4.  
  5. int main()
  6. {
  7.     std::srand(std::time(0));
  8.  
  9.     int rand_number = 1+ std::rand() % 20;
  10.  
  11.     std::cout << "Random number generated between 1 and 20 is " << rand_number 
  12.                 << std::endl;
  13.  
  14.  
  15. }
  16.  
Success #stdin #stdout 0s 2852KB
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stdin
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Standard input is empty
stdout
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Random number generated between 1 and 20 is 17
https://ideone.com/iT9rc3
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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