# include <stdio.h>
# include <string.h>
# include <stdlib.h>

int comp(const void * a, const void * b)
{
    return *(char *)b - *(char *)a;
}

char num[10000005];

int main (void)
{
    int t, len, i, wei, k, temp, flag;
    scanf("%d",&t);
    while (t--) {
        scanf("%s",num);
        len = strlen(num);
        qsort(num,len,sizeof(num[0]),comp);
        if (len == 1 || num[1] == '0') {
            puts("Uncertain");
            continue;
        }
        else {
            for (i=0; i<len && num[i]!='0'; i++) 
                ;
            wei = i-1;
            for (i=len-1, temp=0, flag=1; i>=0; i--) {
                if (i == wei) continue;
                if (flag) {
                    k = (num[i]-'0'+num[wei]-'0')/10;
                    num[i] = (num[i]+num[wei]-'0'-'0')%10+'0';
                    flag = 0;
                }
                else {
                    if (k == 0) break;
                    k = (num[i]-'0'+1)/10;
                    num[i] = (num[i]-'0'+1)%10+'0';
                }
            }
            if (k == 1) putchar('1');
            for (i=0; i<len; i++) {
                if (i == wei) continue;
                putchar(num[i]);
            }
            putchar('\n');
        }
    }
    return 0;
}