C++(씨쁠쁠)(cplusplus)-백준(baekjoon)(BaekJoon)코딩 11651번:좌표 정렬하기2 답

#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main() {
    int N;
    cin >> N;
    vector <pair<int, int>>a(N);
    for (int i = 0; i < N; i++)
    {
        cin >> a[i].second >> a[i].first;
    }
    sort(a.begin(), a.end());
    for (int i = 0; i < N; i++)
        cout << a[i].second << ' ' << a[i].first << '\n';
}