#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001LL

int op(int a,int b){
	return min(a,b);
}
int e(){
	return Inf32;
}
int main(){
	
	int n,q;
	cin>>n>>q;
	segtree<int,op,e> s0(n),s1(n);
	rep(i,q){
		int t;
		cin>>t;
		if(t==1){
			int x;
			cin>>x;
			x--;
			int ans = x;
			ans = min(ans,s0.prod(0,x)+x);
			ans = min(ans,s1.prod(x,n)-x);
			cout<<ans<<endl;
		}
		else{
			int x,c;
			cin>>x>>c;
			x--;
			s0.set(x,min(s0.get(x),c-x));
			s1.set(x,min(s1.get(x),x+c));
		}
	}
	return 0;
}