import java.io.*;
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int[] countsA = new int[n];
        int maxA = 0;
        int aIdx = 0;
        for (int i = 0; i < n; i++) {
            countsA[i] = getCount(sc.nextInt());
            if (maxA < countsA[i]) {
                maxA = countsA[i];
                aIdx = i;
            }
        }
        int[] countsB = new int[n];
        int maxB = 0;
        int bIdx = 0;
        for (int i = 0; i < n; i++) {
            countsB[i] = getCount(sc.nextInt());
            if (maxB < countsB[i]) {
                maxB = countsB[i];
                bIdx = i;
            }
        }
        int ans = 0;
        StringBuilder sb = new StringBuilder();
        if (maxA < maxB) {
            sb.append("1 1 ").append(bIdx + 1).append("\n");
            ans++;
            maxA = maxB;
            aIdx = 0;
            countsA[0] = maxB;
        }
        for (int i = 0; i < n; i++) {
            if (countsB[i] < maxA) {
                sb.append("2 ").append(aIdx + 1).append(" ").append(i + 1).append("\n");
                ans++;
            }
        }
        for (int i = 0; i < n; i++) {
            if (countsA[i] == maxA) {
                sb.append("1 ").append(i + 1).append(" 1\n");
                ans++;
            }
        }
        System.out.println(ans);
        System.out.print(sb);
    }
    
    static int getCount(int x) {
        int count = 0;
        while (x > 0) {
            count++;
            x >>= 1;
        }
        return count;
    }
}
    
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}