Envío 6424

Código

import java.util.*;
public class Main {

    public static void main(String[] args) throws java.lang.Exception {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();  
		
int s= 0;
		int [] m = new int [n];
		for(int i =0; i<n; i++){
                        
		  	m[i]= sc.nextInt();
                        s+=m[i];
		}
		

       splitArray(m,s);
}

		public static String splitArray(int [] array, int s){
            int leftSide=0;
            int rightSide=s;
           
		
			for(int i =0; i<array.length; i++){
				
				leftSide+=array[i];
				rightSide-=array[i];
				
				if(leftSide>0 && rightSide<0) 
				System.out.println(i+1);
				return "";
		  
			}
		
			System.out.println("Impossible");
			return "";
		}
}