[C++] 11651 - 좌표 정렬하기 2

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

11651번: 좌표 정렬하기 2

 

 

 

#include<iostream>
#include<algorithm>
#define endl '\n'
 
using namespace std;
 
typedef struct point
{
    int x, y;    
}P;
 
bool cmp(const P &p1, const P &p2){
    if(p1.x < p2.x){
        return true;
    }
    else if(p1.x == p2.x){
        return p1.y < p2.y;
    }
    else{
        return false;
    }
}
int main(void)
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
 
    P array[100005];
 
    int N;
    cin >> N;
 
    for(int i = 0; i < N; ++i)
    {
        cin >> array[i].y >> array[i].x;
    }
 
    sort(array, array+N, cmp);
 
 
    for(int i = 0; i < N; ++i)
        cout << array[i].y << ' ' << array[i].x << endl;
 
 
    return 0;
}