#include <stdio.h>
#include <math.h>

double gasdev(long *idum);
double ran1(long *idum);

int main()
{
	int i;
	long idum=-10;


	for (i=0;i<1000;i++){
		printf("%d %lf\n",i,gasdev(&idum));	// yout.dat
	}


	return 0;
}