[HackerRank]Vector-Erase-Easy

https://www.hackerrank.com/challenges/vector-erase/problem

Vector-Erase | HackerRank

#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    int n;
    vector<int> v;
    int res;
    int target1,target2;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        cin>>res;
        v.push_back(res);

    }
    
    cin>>target1;
       v.erase(v.begin()+(target1-1));
    cin>>target1>>target2;

    v.erase(v.begin()+(target1-1),v.begin()+(target2-1));
    cout<<v.size()<<endl;
    for(vector<int>::iterator it =v.begin();it!=v.end();it++)
    {
        cout<<*it<<' ';
    }
    return 0;
   
}