Poj Solution 1247

http://poj.org/problem?id=1247

//* @author: 82638882@163.com
import java.util.Scanner;
public class Main
{
 public static void main(String[] args)
 {
  Scanner in=new Scanner(System.in);
  while(true)
  {
   int a=in.nextInt();
    if(a==0)break;
    int[] arr=new int[a];
    int t=0;
    for(int i=0;i< a;i++)
    {
    arr[i]=in.nextInt();
    t+=arr[i];
     }
    if(t%2==1)System.out.println("No equal partitioning.");    
    else
    {
    t=t/2;
    for(int i=0;i< a;i++)
    {
      t-=arr[i];
      if(t==0){
       System.out.println("Sam stops at position "+(i+1)+" and Ella stops at position "+(i+2)+".");
        break;
       }
      else if(t< 0)
      {
       System.out.println("No equal partitioning.");
        break;
       }
    }
     }
    }
  }
}