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vector-erase2.cpp
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vector-erase2.cpp
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// https://www.hackerrank.com/challenges/vector-erase/problem
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
int main() {
long int number, len_vector;
cin >> len_vector;
vector<int>arr;
for(int i =0; i < len_vector; i++)
{
cin >> number;
arr.push_back(number);
}
long int a, b;
// Execute first query
cin >> a;
a-=1;
arr.erase(arr.begin()+a);
// Execute second query
cin >> a >> b;
a-=1;
b--;
arr.erase(arr.begin()+a, arr.begin()+b);
// Print new vector size and its content
len_vector = arr.size();
cout << len_vector <<endl;
for(int i =0; i < len_vector; i++)
cout << arr[i] << " ";
cout <<endl;
return 0;
}