#include <cstdio>
#include <algorithm>
using namespace std;
struct pt{int x,y,o;}a[907];
int cmp(pt a, pt b){return a.x < b.x;}
int n;
int main(){
scanf("%d",&n);
for (int i=0; i<3*n; i++) {
scanf("%d %d",&a[i].x,&a[i].y);
a[i].o = i+1;
}
sort(a,a+3*n,cmp);
for (int i=0; i<n; i++) {
printf("%d %d %d\n",a[3*i].o,a[3*i+1].o,a[3*i+2].o);
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1096 KB |
Output is correct |
2 |
Correct |
0 ms |
1096 KB |
Output is correct |
3 |
Correct |
0 ms |
1096 KB |
Output is correct |
4 |
Correct |
0 ms |
1096 KB |
Output is correct |
5 |
Correct |
0 ms |
1096 KB |
Output is correct |
6 |
Correct |
0 ms |
1096 KB |
Output is correct |
7 |
Correct |
0 ms |
1096 KB |
Output is correct |
8 |
Correct |
0 ms |
1096 KB |
Output is correct |
9 |
Correct |
0 ms |
1096 KB |
Output is correct |
10 |
Correct |
0 ms |
1096 KB |
Output is correct |
11 |
Correct |
0 ms |
1096 KB |
Output is correct |
12 |
Correct |
0 ms |
1096 KB |
Output is correct |
13 |
Correct |
0 ms |
1096 KB |
Output is correct |
14 |
Correct |
0 ms |
1096 KB |
Output is correct |
15 |
Correct |
0 ms |
1096 KB |
Output is correct |
16 |
Correct |
0 ms |
1096 KB |
Output is correct |
17 |
Correct |
0 ms |
1096 KB |
Output is correct |
18 |
Correct |
0 ms |
1096 KB |
Output is correct |
19 |
Correct |
0 ms |
1096 KB |
Output is correct |
20 |
Correct |
0 ms |
1096 KB |
Output is correct |