random.h

包括图、二叉树、链表

#ifndef RANDOM_H_
#define RANDOM_H_

class Random
{
public:
	Random(bool pseudo=true);
	//declare random-number generation methods here
	double random_real();
	int poisson(double mean);

private:
	int reseed(); //re-randomize the seed
	int seed;
	int multiplier,add_on;//constants for use in arithmetic operations
};
#endif