package main

import (
	"fmt"
)

func main() {
	var m int
	fmt.Scan(&m)
	for i := 0; i < m; i++ {
		var N int
		fmt.Scan(&N)

		N++
		out := ""

		for N > 1 {

			if N % 2 == 0 {
				out = "L" + out
			} else {
				out = "R" + out
			}

			N /= 2

		}
		fmt.Println(out)

	}

}