#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define drep(i,n) for(int i = (n)-1; i >= 0; --i)
#define srep(i,s,t) for (int i = s; i < t; ++i)
using namespace std;
typedef long long int ll;
typedef pair<int,int> P;
#define yn {puts("Yes");}else{puts("No");}

const int MAX_N = 1000100;
int par_[MAX_N]; // 親
int rank_[MAX_N]; // 木の深さ
ll val[MAX_N];

// n要素で初期化
void UFinit(){
    for(int i=0;i<MAX_N;i++){
        par_[i] = i;
        rank_[i] = 0;
    }
}

// 木の根を求める
int find_(int x){
    if(par_[x] == x){
        return x;
    }else{
        return find_(par_[x]);
    }
}

// xとyの属する集合を併合
void unite(int x, int y){
    x = find_(x);
    y = find_(y);
    if(x == y) return;

    if(rank_[x] < rank_[y]){
        val[x] -= val[y];
        par_[x] = y;
    }else{
        val[y] -= val[x];
        par_[y] = x;
        if(rank_[x] == rank_[y]) rank_[x]++;
    }
}

// xとyが同じ集合に属するか否か
bool same(int x, int y){
    return find_(x) == find_(y);
}

ll calc(int x){
    ll res = val[x];
    
    if(par_[x] == x){
        return res;
    }

    res += calc(par_[x]);

    return res;
}


int main() {
    /*
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    */
    UFinit();

    int n, q;
    cin >> n >> q;
    vector<ll> ans;
    rep(i,q){
        int t, a, b;
        cin >> t >> a >> b;
        if(t == 1){
            if(same(a,b))continue;
            unite(a,b);
        }else if(t == 2){
            int x = find_(a);
            val[x] += b;
        }else if(t == 3){
            ans.push_back(calc(a));
        }
    }

    rep(i,ans.size()) cout << ans[i] << endl;

    if(ans.size() == 0) cout << endl;

    return 0;
}