javafile

import java.io.*;//to import IO-Package
public class indices//to declare class
{
	public static void main(String args[])throws IOException//to define the main function and handle Input/Output Exceptions
	{
	InputStreamReader read=new InputStreamReader(System.in);//Defining Buffered-Reader class
	BufferedReader in=new BufferedReader(read);
	int n;//to store the length of the array
	n=Integer.parseInt(in.readLine());
	int arr[]=new int[n];//to declare and initialize the array
	int i;//loop variable
	for(i=0;i<n;i++)//loop for taking array values as input
	arr[i]=Integer.parseInt(in.readLine());//to take input of the array from user
	int tar;//to enter the target number
	tar=Integer.parseInt(in.readLine());
	int s;//to find sum of nos in array
	int p=0;int l=0;int k=0;//to store the indices
	int j;//loop variable
	for(i=0;i<n;i++)
	{
	for(j=0;j<n;j++)
	{
	s=arr[i]+arr[j];
	if(s==tar)//if the sum equals the target variable
	{
	p=1;//flag variable
	l=i;//to store the first indices
	k=j;//to store the second indices
	break;
	}
	else
	continue;
    }
	}
	if(p==1)
	{
	System.out.println(l);
	System.out.println(k);
	}
	else
	System.out.println("No such indices");
	}
}