#include <iostream>
#include <stdlib.h>

using namespace std;

short an=0;

long rnd(long a=0,long b=2147483647);

int main(void)
{
    int zufall;
    zufall=rnd();
    cout << zufall << endl;
    system ("pause");
    return 0;
}

long rnd(long a,long b)
{
     
     if (an==0)
     srand(time(0));
     an=1;
     return (rand() % (b-a+1)) + a;
     }