SETSPRACTICE.cpp

#include<iostream>
#include<set>
using namespace std;

int main() {

    set<int>mp={1,2};

    mp.insert(3);
    mp.insert(34);
    mp.insert(5);

    for(auto it:mp){
        cout<<it<<" ";
    }cout<<endl;

    mp.erase(34);
    for(auto it:mp){
        cout<<it<<" ";
    }cout<<endl;
    
    auto start_itr = mp.begin();
    start_itr++;

    auto end_itr=mp.begin();
    advance(end_itr,2);
    mp.erase(start_itr,end_itr);

    for(auto it:mp){
        cout<<it<<" ";
    }cout<<endl;

    cout<<mp.size()<<endl;
    // cout<<mp.max_size()<<endl;
    // mp.clear();

    cout<<mp.count(3)<<endl;

    auto lr_result = mp.lower_bound(2);
    auto ub_result = mp.upper_bound(3);

    cout<<(*lr_result)<<endl;
    cout<<(*ub_result)<<endl;
    

    for(auto it:mp){
        cout<<it<<" ";
    }cout<<endl;


}