#include <stdlib.h>
#include <stdio.h>

int
main(int argc, char *argv[])
{
    int j, r, nloops;
    unsigned int seed;

    if (argc != 3) {
        fprintf(stderr, "Usage: %s <seed> <nloops>\n", argv[0]);
        exit(EXIT_FAILURE);
    }

    seed = atoi(argv[1]);
    nloops = atoi(argv[2]);

    srand(seed);
    for (j = 0; j < nloops; j++) {
       r =  rand();
       printf("%d  %f\n", r,(double) r / (double) RAND_MAX);
    }

    exit(EXIT_SUCCESS);
}