N=int(input())
A=list(map(int, input().split()))
B=list(map(int, input().split()))
ans=0
hand=[]
for i in range(N):
    temp=abs(A[i]-B[i])
    ans+=temp
    if A[i]>B[i]:
        hand.append((i+1,"L",temp))
    else:
        hand.append((i+1,"R",temp))

print(ans)
for i,w,cnt in hand:
    for _ in range(cnt):
        print(i,w)