#include <stdio.h>
float rootsystem(float in,int kon)
{
  float bus1, bus2, bus3;
  int count, count2;
  bus1 = in;
  bus2 = in;
  bus3 = in;
  for (count2=0; count2 < 100000; ++count2){
    for (count=1; count < kon; ++count){
      bus2 = bus2 * bus1;
    }
    bus3 = bus3 - (( bus2 - in ) / ((float)kon * (bus2 / bus1)));
    bus1 = bus3;
    bus2 = bus3;
  }
  return (bus3);
}
int main()
{
  int kon;
  float in;
  printf("enter inside root...\n");
  scanf("%f", &in);
  printf("enter outside root...\n");
  scanf("%d", &kon);
  printf("please wait...\n");
  printf("%f\n", rootsystem(in,kon));
}