import java.util.*;
import java.lang.*;
 
class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int n, a[];
        Scanner sc=new Scanner(System.in);
        n=sc.nextInt();
        a=new int[n];
        for(int i=0;i<n;i++){
            a[i]=sc.nextInt();
        }
        for(int i=0;i<n;i++){
            int tong=0;
            while(a[i]>0){
                tong=tong+a[i]%10;
                a[i]=a[i]/10;
                if(a[i]==0&&tong>=10){
                    a[i]=tong;
                    tong=0;
                }
            }
            System.out.println(tong);
        }
	}
}

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