Submission #3625

#	Time	Username	Problem	Language	Result	Execution time	Memory
3625		pl0892029	Divide into triangle (kriii1_D)	C++98	1 / 1	0 ms	1092 KiB

D

#include <cstdio>
#include <algorithm>

using namespace std;

typedef struct point {
 int x,y,idx;
}point;

bool cmp(point A,point B) {
 return A.y == B.y ? A.x < B.x : A.y < B.y;
}

int main() {
 int n;
 scanf("%d",&n);

 point arr[1000];
 for(int i=0;i<3*n;i++) {
  scanf("%d %d",&arr[i].x,&arr[i].y);
  arr[i].idx = i+1;
 }

 sort(arr,arr+3*n,cmp);

 for(int i=0;i<n;i++) {
  for(int j=0;j<3;j++)
   printf("%d ",arr[3*i+j].idx);
  puts("");
 }
}

• Subtask 1: 1 / 1