#include "bits/stdc++.h"
using namespace std;
#include "atcoder/all"
using namespace atcoder;
#define int long long
#define REP(i, n) for (int i = 0; i < (int)n; ++i)
#define RREP(i, n) for (int i = (int)n - 1; i >= 0; --i)
#define FOR(i, s, n) for (int i = s; i < (int)n; ++i)
#define RFOR(i, s, n) for (int i = (int)n - 1; i >= s; --i)
#define ALL(a) a.begin(), a.end()
#define IN(a, x, b) (a <= x && x < b)
template<class T>istream&operator >>(istream&is,vector<T>&vec){for(T&x:vec)is>>x;return is;}
template<class T>inline void out(T t){cout << t << "\n";}
template<class T,class... Ts>inline void out(T t,Ts... ts){cout << t << " ";out(ts...);}
template<class T>inline bool CHMIN(T&a,T b){if(a > b){a = b;return true;}return false;}
template<class T>inline bool CHMAX(T&a,T b){if(a < b){a = b;return true;}return false;}
constexpr int INF = 1e18;

signed main(){
	int N, Q;
	cin >> N >> Q;
	vector<int> ans;
	vector<int> par(N), plus(N), val(N);
	vector<vector<int>>v(N);
	REP(i, N) {
		par[i] = i;
		v[i].emplace_back(i);
	}
	auto merge = [&](int A, int B) {
		while(v[A].size()) {
			auto now = v[A].back();
			v[A].pop_back();
			val[now] += plus[A] - plus[B];
			par[now] = B;
			v[B].emplace_back(now);
		}
		plus[A] = 0;
	};
	REP(_, Q) {
		int T, A, B;
		cin >> T >> A >> B;
		--A;
		if(T == 1) {
			--B;
			int parA = par[A];
			int parB = par[B];
			if(parA == parB) continue;
			if(v[parA].size() < v[parB].size()) merge(parA, parB);
			else merge(parB, parA);
		} else if(T == 2) {
			int parA = par[A];
			plus[parA] += B;
		} else {
			int parA = par[A];
			ans.emplace_back(val[A] + plus[parA]);
		}
	}
	for(auto e: ans) out(e);
}