N=int(input())
A=[int(x) for x in input().split()]
B=[int(x) for x in input().split()]
d = len(bin(max(max(A),max(B))))-3
dA = [(a>>d)&1 for a in A]
dB = [(a>>d)&1 for a in B]
ans=[]
if sum(dB)==0:
	a = dA.index(1)
	ans.append((2,a+1,1))
	dB[0]=1
	B[0]^=A[a]
b = dB.index(1)	
for i in range(N):
	if dA[i]==1:
		ans.append((1,i+1,b+1))
		dA[i]=0
		A[i]^=B[b]
		
ans.append((1,1,b+1))
A[0]^=B[b]
dA[0]=1
for i in range(N):
	if dB[i]==0:
		ans.append((2,1,i+1))
		dB[i]=1
		B[i]^=A[0]
ans.append((1,1,1))
print(len(ans))
[print(*a) for a in ans]
A[0]^=B[0]
dA[0]=0