import sys
#input = sys.stdin.readline
input = sys.stdin.buffer.readline #文字列はダメ
#sys.setrecursionlimit(1000000)
#import bisect
#import itertools
#import random
#from heapq import heapify, heappop, heappush
#from collections import defaultdict 
#from collections import deque
#import copy
#import math
#from functools import lru_cache
#@lru_cache(maxsize=None)
#MOD = pow(10,9) + 7
#MOD = 998244353
#dx = [1,0,-1,0]
#dy = [0,1,0,-1]
#dx8 = [1,1,0,-1,-1,-1,0,1]
#dy8 = [0,1,1,1,0,-1,-1,-1]

def main():
    T = int(input())
    for _ in range(T):
        n = int(input())
        flag = False
        for nn in range(1,10):
            if flag: break
            base = pow(10,nn) - 1
            v = 0
            while v*v <= base:
                v += 1
                if base%v != 0:
                    continue
                u = base//v
                mp = (v-1) * n
                #print(v,mp)
                if mp > 0 and len(str(mp)) == nn:
                    print(mp)
                    flag = True
                    break
                mp = (u-1) * n
                #print(v,mp)
                if mp > 0 and len(str(mp)) == nn:
                    print(mp)
                    flag = True
                    break

if __name__ == '__main__':
    main()