#include<bits/stdc++.h>
#define itn int
using namespace std;
int n,m,z[1002];
int main(){
	cin>>n>>m;
	for(int i=1;i<=n;i++) cin>>z[i];
	while(m--){
		int flag,x,y;
		cin>>flag>>x>>y;
		if(flag){
			z[x]=y;
		}else{
			unordered_map<int,int> temp;
			for(int i=x;i<=y;i++){
				temp[z[i]]++;
			}
			int max=0;
			for(auto i:temp){
				if(i.second==temp[max]){
					if(i.first<max) max=i.first;
				}else if(i.second>temp[max]) max=i.first;
			}
			cout<<max<<"\n";
		}
	}
}