/*
TASK:sqrt
LANG:C++
*/
#include <iostream>
#include <cmath>

using namespace std;

int a, n;
int d;
long double sq;

int main()
{
    scanf("%d%d", &a, &n);
    
    sq= sqrtl((long double)a);
    
    d= (int)sq;
    sq-= d;
    
    printf("%d,", d);
    
    while (n)
          {
                  sq*=10;
                  d= (int)sq;
                  sq-= d;
                  
                  printf("%d", d);
                  
                  n--;
          }
    
    printf("\n");
    
return 0;
}
