def main(n):
  now=1
  while now<n:now*=10
  d={}
  cnt=1
  while True:
    now%=n
    if now==0:return 1
    if now in d:return cnt-d[now]
    d[now]=cnt
    now*=10
    cnt+=1

if __name__=='__main__':
  t=int(input())
  cases=[int(input()) for _ in range(t)]
  for n in cases:
    ret=main(n)
    print(ret)