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Add All.java
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Add All.java
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/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package add.all.acm;
import java.util.PriorityQueue;
import java.util.Scanner;
/**
*
* @author shakil
*/
public class AddAllACM {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here
Scanner input=new Scanner(System.in);
while(input.hasNext()){
int N=input.nextInt();
if(N==0){
return;
}
PriorityQueue<Integer> p=new PriorityQueue<Integer>();
for(int i=0;i<N;i++){
p.add(input.nextInt());
}
int sum=0;
int total=0;
while(p.size()!=1){
sum=p.poll()+p.poll();
total+=sum;
p.add(sum);
}
System.out.println(total);
}
}
}