package no3183_swap_or_rotate;
import java.util.*;
public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] a = new int[n];
		int start = -1;
		for(int i = 0;i < n;i++) {
			a[i] = sc.nextInt();
			if(a[i] == 0)start = i;
		}int rev = 0;
		for(int i = 0;i < n;i++) {
			for(int j = 0;j < i;j++) {
				if(a[(start + i) % n] < a[(start + j) % n])rev++;
			}
		}StringBuilder sb = new StringBuilder();
		int zero_ind = 0;
		while(rev > 0) {
			while(a[(zero_ind + 1) % n] == 0 || a[zero_ind] < a[(zero_ind + 1) % n]) {
				sb.append('R');
				zero_ind++;
				zero_ind %= n;
			}swap(zero_ind,(zero_ind + 1) % n,a);
			sb.append('S');
			rev--;
		}while(a[(zero_ind) % n] != 0) {
			zero_ind++;
			sb.append('R');
		}System.out.println(sb);
		
	}public static void swap(int a,int b,int[] p) {
		int tmp = p[a];
		p[a] = p[b];
		p[b] = tmp;
	}

}