11651 - 좌표 정렬하기 2

문제 :

https://www.acmicpc.net/problem/11651

 

	#include <iostream>
	#include <vector>
	#include <algorithm>
	using namespace std;
	vector<pair<int, int>> v;
	int main(void)
	{
	ios_base::sync_with_stdio(false); cin.tie(nullptr);
	int cnt;
	cin >> cnt;
	for (int i = 1; i <= cnt; i++) {
	int x, y;
	cin >> x >> y;
	v.push_back(make_pair(y, x));
	}
	sort(v.begin(), v.end());
	for (int i = 0; i < v.size(); i++) {
	cout << v[i].second << ' ' << v[i].first << '\n';
	}
	return 0;
	}

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