#include <stdio.h>
int str_ln(char number[100]);
int main()
{
    int i,m,number_len,total_number,x;
    char number[100];
    scanf("%d",&m);
    for(i=0;i<m;i++)
    {
        scanf("%s",number);
        number_len=str_ln(number);
        total_number=number[0]+number[number_len-1];

        printf("%d\n",total_number);

    }
    return 0;
}

int str_ln(char number[100])
{
    int i,m=0;
    for(i=0;number[i]!='\0';i++)
    {
        m++;
    }
    return m;
}