제출 #3524

#제출 시각아이디문제언어결과실행 시간메모리
3524solveitDivide into triangle (kriii1_D)C++98
1 / 1
0 ms1688 KiB
#include <iostream>
#include <string>
#include <math.h>
#include <sstream>
#include <cstdio>
#include <algorithm>
#include <set>
#include <vector>

using namespace std;

struct Pole {
    int idx, x, y;
};

int N;
Pole A[1005];

int compare(Pole p1, Pole p2) {
    if(p1.x < p2.x)
        return true;
    if(p1.x == p2.x && p1.y < p2.y)
        return true;
    return false;
}

int main() {
    scanf("%d",&N);
    for(int i = 1;i<=3 * N;i++) {
        int x, y;
        scanf("%d %d",&x,&y);
        A[i].idx = i;
        A[i].x = x;
        A[i].y = y;
    }
    sort(A + 1, A + 1 + 3 * N, compare);
    for(int i = 1;i<=3 * N;i+=3) {
        printf("%d %d %d\n", A[i].idx, A[i + 1].idx, A[i + 2].idx);
    }
    return 0;
}
#Verdict Execution timeMemoryGrader output
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