#include <bits/stdc++.h>
using namespace std;
int main()
{
	ios_base::sync_with_stdio(false);
	int s,c;
	cin>>s>>c;
	s-=s%2;c-=c%2;
	if(s==0 and c%4==2)c-=2;
	if(c%4==0)
	{
		if(c==4 or (c==8 and s==0))
		{
			cout<<"LL";
			for(int i=1;i<=s/2;i++)
				cout<<"S";
			cout<<"LL";
			for(int i=1;i<=s/2;i++)
				cout<<"S";
			cout<<endl;
		}
		else
		{
			c-=8;
			cout<<"LRLL";
			for(int i=1;i<=c/4;i++)
				cout<<"RL";
			for(int i=1;i<=s/2;i++)
				cout<<"S";
			cout<<"LRLL";
			for(int i=1;i<=c/4;i++)
				cout<<"RL";
			for(int i=1;i<=s/2;i++)
				cout<<"S";
			cout<<endl;
		}
	}
	else
	{
		c-=6;s-=2;
		cout<<"LL";
		for(int i=1;i<=c/4;i++)
			cout<<"RL";
		cout<<"R";
		for(int i=1;i<=s/2;i++)
			cout<<"S";
		cout<<"LL";
		for(int i=1;i<=s/2;i++)
			cout<<"S";
		cout<<"SL";
		for(int i=1;i<=c/4;i++)
			cout<<"RL";
		cout<<"S";
		cout<<endl;
	}
	return 0;
}