class UnionFind():
    def __init__(self, n):
        self.n = n
        self.parents = [i for i in range(n)]
        self.added = [0 for _ in range(n)]
        self.rank = [0 for _ in range(n)]

    def find(self, x):
        root = x
        while self.parents[root] != root:
            root = self.parents[root]
        return root

    def unite(self, x, y):
        xroot = self.find(x)
        yroot = self.find(y)
        if xroot == yroot: return
        xrank = self.rank[xroot]
        yrank = self.rank[yroot]
        if xrank < yrank:
            self.parents[xroot] = yroot
            self.added[xroot] -= self.added[yroot]
        elif xrank == yrank:
            self.parents[yroot] = xroot
            self.rank[yroot] += 1
            self.added[yroot] -= self.added[xroot]
        else:
            self.parents[yroot] = xroot
            self.added[yroot] -= self.added[xroot]

    def add(self, x, a):
        self.added[self.find(x)] += a

    def get(self, x):
        res = 0
        root = x
        while self.parents[root] != root:
            res += self.added[root]
            root = self.parents[root]
        res += self.added[root]
        return res

import sys
input = sys.stdin.readline

N, Q = map(int, input().split())

uf = UnionFind(N)

res = []

for _ in range(Q):
    t, a, b = map(int, input().split())
    if t == 1:
        uf.unite(a - 1, b - 1)
    elif t == 2:
        uf.add(a - 1, b)
    else:
        res.append(uf.get(a - 1))

print('\n'.join(map(str, res)))