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

static long long unsigned c;
static long double eps;

static long double x;
static long long unsigned n;

int next()
{
    long double p = x;
    x = (p + (c / p)) / 2;
    n++;
    return fabsl(x - p) >= eps;
}

void print()
{
    printf("x_%llu=%Lf, ", n, x);
}

int main()
{
    scanf("%llu %Lf", &c, &eps);
    x = c;
    n = 0;
    print();
    while (next())
        print();
    print();
    return 0;
}