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  1. Prepare
  2. C++
  3. STL
  4. Vector-Erase
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Vector-Erase

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  • 23aiml069
     + 0 comments

    include

    include

    include

    include

    include

    using namespace std;

    int main() { /* Enter your code here. Read input from STDIN. Print output to STDOUT */ int n; cin>>n;
    vector v(n);

    for(int i=0; i<n; i++){
    cin>> v[i];
} 
int s;
cin>> s ;

v.erase(v.begin() + (s-1));

int a,b;
cin>> a >> b;

v.erase(v.begin() + (a-1), v.begin()+(b-1));

cout<<v.size()<<endl;
for(int i=0; i<v.size(); i++){
    cout<<v[i]<<" ";
}
return 0;

    }

  • yashdeora98294
     + 0 comments

    Here is Vector-Erase problem solution in C++ - https://programmingoneonone.com/hackerrank-vector-erase-solution-in-cpp.html

  • parthkamath343
     + 0 comments

    include

    include

    include

    include

    include

    using namespace std;

    int main() { int N; cin>>N;//taking the size of vector vectorv; int i; //giving elements to the vector for (i=0; i>e; v.push_back(e); } int x; cin>>x; //erasing the vector v.erase(v.begin()+(x-1)); int a,b; cin>>a; cin>>b; //position deleting v.erase(v.begin()+(a-1),v.begin()+(b-1)); vector::iterator it; int count=0; for (it=v.begin(); it

  • sezzaldiin0
     + 0 comments
    #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;
    cin >> n; // Read the size of the vector

    vector<int> v(n); // Declare a vector of size n

    for (int i = 0; i < n; i++) {
        cin >> v[i]; // Read the elements of the vector
    }

    int q1;
    cin >> q1; // Read the index to erase
    v.erase(v.begin() + q1 - 1); // Erase the element at index q1

    int q2, q3;
    cin >> q2 >> q3; // Read the range [q2, q3) to erase
    v.erase(v.begin() + q2 - 1, v.begin() + q3 - 1); // Erase the elements in the given range

    cout << v.size() << endl; // Print the size of the vector

    for (int i = 0; i < v.size(); i++) {
        cout << v[i] << " "; // Print the elements of the vector
    }   
    return 0;
}

  • tk301839
     + 0 comments

    // Can anyone help to find out the mistake

    include

    include

    include

    include

    include

    using namespace std;

    int main() { vector v; int n,value; cin>>n; for(int i=0;i>value; v.push_back(value); } v.erase(v.begin()+1); v.erase(v.begin()+1,v.begin()+3);

    for(int i=0;i<3;i++)
{
    cout<<v[i]<<" ";
}
return 0;

    }