Mine

import java.util.Scanner;

public class Main 
{
	public static void main(String[] args) 
	{

		Scanner in = new Scanner(System.in);
		int n = in.nextInt();
				
		int[] x = new int[n], y = new int[n], r = new int[n];
		
		for (int i = 0; i < n; i++)
		{					
			x[i] = in.nextInt();
			y[i] = in.nextInt();
			r[i] = in.nextInt(); 
		}
	
		for(int i = 0; i < n - 1; i++)
			for(int j = i + 1; j < n; j++)
			{	
				if ((r[i] + r[j]) * (r[i] + r[j]) >= (x[i] - x[j]) * (x[i] - x[j]) + (y[i] - y[j]) * (y[i] - y[j]) && 
					(r[i] - r[j]) * (r[i] - r[j]) <= (x[i] - x[j]) * (x[i] - x[j]) + (y[i] - y[j]) * (y[i] - y[j]) )
				{
					System.out.println(i + 1 + " " + (j + 1));
					System.exit(0);
				}
			}
		System.out.println(0);
		
	}
}