#ifndef RANDOM_H_
#define RANDOM_H_

#include <cstdlib>
#include <ctime>

/** Class to encapsulate the standard random number generator */

class Random {

 public:
  
  /** Initialize the random number generator using the time
      as the seed */
  Random() {
    srand(std::time(0));
  }

  /** Initialize the randon mumber generator using a supplied
      seed */
  Random(int seed) {
    srand(seed);
  }

  /** Return a random integer in the range 0 - n */
  int next_int(int n) {
    return int(next_double() * n);
  }

  /** Return a random double in the range 0 - 1 */
  double next_double() {
    return double(rand()) / RAND_MAX;
  }

};

#endif