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

#define MAX 21

int flag[MAX];
int total[MAX];
int powers[MAX];

int main()
{
  int side;
  int t;
  int a, i, j, m;
  
  powers[0] = 1;
  total[0] = 1;
  for (i=1; i<MAX; i++)
    {
      powers[i] = powers[i-1] * 3;
      total[i] = total[i-1] + powers[i];
    }
  
  while (scanf("%d", &a) != EOF) {
  t = a;
  
  i=0;
  while (total[i] < t)
    i++;
  m = i;
  
  for (j=0; j<=m; j++)
    flag[j] = 2;

  side = 1;
  while (i>=0)
    {
      if (i==0)
	{
	  if (t != 0)
	    flag[0] = side;
	  else
	    flag[0] = 2;
	  break;
	}
      if (powers[i] > t && total[i-1]>=powers[i]-t)
	{
	  flag[i] = side;
	  side = 1-side;
	  t = powers[i]-t;
	}
      else if (powers[i] <= t)
	{
	  flag[i] = side;
	  t = t-powers[i];
	}
      else
	flag[i] = 2;
      i--;
    }
  printf("%d = ", a);
  for (i=0; i<=m; i++)
  {
    if (flag[i]==0)
      printf("L");
    else if (flag[i] == 1)
      printf("R");
    else
      printf("N");
  }
  printf("\n");
  }
    return 0;
}