#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;

int op(int lhs, int rhs){return max(lhs, rhs);}
int op2(int lhs, int rhs){return min(lhs, rhs);}
constexpr int e(){return 0;}
constexpr int e2(){return 1 << 30;}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int N, Q, cmd, x, c;
    cin >> N >> Q;
    vector<int> tmp(N);
    for(int i = 0; i < N; i++) tmp[i] = 2 * i;
    atcoder::segtree<int, op, e> seg(N);
    atcoder::segtree<int, op2, e2> seg2(tmp);
    while(Q--){
        cin >> cmd >> x;
        x--;
        if(cmd == 1){
            cout << min(x - seg.prod(0, x), seg2.prod(x, N) - x) << '\n';
        }else{
            cin >> c;
            seg.set(x, max(seg.get(x), x - c));
            seg2.set(x, min(seg2.get(x), x + c));
        }
    }
}