how to delete an element in vector pair in cpp

Sleepy Shark answered on June 14, 2020 Popularity 9/10 Helpfulness 4/10

answer how to delete an element in vector pair in cpp

how to delete an element in vector pair in cpp

Comment

#include <iostream>
#include <utility>
#include <vector>

using namespace std;


int main()
{
    vector< pair<int, int> > v;
    int N = 5;
    const int threshold = 2;
    for(int i = 0; i < N; ++i)
        v.push_back(make_pair(i, i));

    int i = 0;
    while(i < v.size())
        if (v[i].second > threshold)
            v.erase(v.begin() + i);
        else
            i++;

    for(int i = 0; i < v.size(); ++i)
        cout << "(" << v[i].first << ", " << v[i].second << ")\n";

    cout << "Done" << endl;
}

Popularity 9/10 Helpfulness 4/10 Language cpp

Source: stackoverflow.com

Tags: c++ element vector

Link to this answer
Share Copy Link

Contributed on Jun 14 2020

Sleepy Shark

0 Answers Avg Quality 2/10

how to delete an element in vector pair in cpp

Contents

More Related Answers

how to delete an element in vector pair in cpp

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.