import sys,math
input=lambda:sys.stdin.readline().rstrip()
N=int(input())
A=list(map(int,input().split()))
B=list(map(int,input().split()))
check=max(max(A),max(B))
p=pow(2,29-format(check,'030b').index('1'))
for i in range(N):
	A[i]=int(A[i]>=p)
	B[i]=int(B[i]>=p)
ans=[]
if max(A)==0:
	ind=B.index(1)
	ans.append([0,0,ind])
	for i in range(N):
		if B[i]==0:
			ans.append([1,0,i])
	ans.append([0,0,0])
else:
	ind=A.index(1)
	for i in range(N):
		if B[i]==0:
			ans.append([1,ind,i])
	for i in range(N):
		if A[i]:
			ans.append([0,i,0])
print(len(ans))
for i in ans:
	print(*[j+1 for j in i])