package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func find(parent []int, i int) int {
	if parent[i] < 0 {
		return i
	}
	parent[i] = find(parent, parent[i])
	return parent[i]
}

func unite(parent []int, i, j int) {
	i = find(parent, i)
	j = find(parent, j)
	if i == j {
		return
	}
	parent[j] += parent[i]
	parent[i] = j
}

func main() {
	defer flush()

	N := readInt()
	Q := readInt()

	T := make([]int, Q+1)
	A := make([]int, Q+1)
	B := make([]int, Q+1)
	for i := 0; i < Q; i++ {
		T[i] = readInt()
		A[i] = readInt()
		B[i] = readInt()
	}

	t := map[int]int{}
	for i := 0; i < Q; i++ {
		if T[i] == 3 {
			t[A[i]] = 0
		}
	}
	u := map[int][]int{}
	acc := map[int]int{}
	for k := range t {
		u[k] = []int{k}
		acc[k] = 0
	}

	parent := make([]int, N+1)
	for i := 0; i < N+1; i++ {
		parent[i] = -1
	}
	for i := 0; i < Q; i++ {
		if T[i] == 1 {
			a := find(parent, A[i])
			b := find(parent, B[i])
			if a == b {
				continue
			}
			as := u[a]
			for _, v := range as {
				t[v] += acc[a]
			}
			acc[a] = 0
			bs := u[b]
			for _, v := range bs {
				t[v] += acc[b]
			}
			acc[b] = 0
			delete(u, a)
			delete(u, b)
			unite(parent, A[i], B[i])
			u[find(parent, A[i])] = append(as, bs...)
		} else if T[i] == 2 {
			acc[find(parent, A[i])] += B[i]
		} else if T[i] == 3 {
			println(t[A[i]] + acc[find(parent, A[i])])
		}
	}
}

const (
	ioBufferSize = 1 * 1024 * 1024 // 1 MB
)

var stdinScanner = func() *bufio.Scanner {
	result := bufio.NewScanner(os.Stdin)
	result.Buffer(make([]byte, ioBufferSize), ioBufferSize)
	result.Split(bufio.ScanWords)
	return result
}()

func readString() string {
	stdinScanner.Scan()
	return stdinScanner.Text()
}

func readInt() int {
	result, err := strconv.Atoi(readString())
	if err != nil {
		panic(err)
	}
	return result
}

var stdoutWriter = bufio.NewWriter(os.Stdout)

func flush() {
	stdoutWriter.Flush()
}

func printf(f string, args ...interface{}) (int, error) {
	return fmt.Fprintf(stdoutWriter, f, args...)
}

func println(args ...interface{}) (int, error) {
	return fmt.Fprintln(stdoutWriter, args...)
}