#!/usr/bin/env python3
# %%
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines


# %%
T = int(readline())
query = readlines()


# %%
U = 10 ** 5 + 10
fact = [1] * U
fact_ord = [0] * U
for n in range(1, U):
    e = 0
    m = n
    while m % 3 == 0:
        m //= 3
        e += 1
    fact[n] = fact[n - 1] * m % 9
    fact_ord[n] = fact_ord[n - 1] + e
fact_inv = [pow(x, 5, 9) for x in fact]


# %%
def comb_mod_9(n, k):
    x = fact[n] * fact_inv[k] * fact_inv[n - k]
    e = fact_ord[n] - fact_ord[k] - fact_ord[n - k]
    if e >= 2:
        return 0
    elif e == 1:
        return (3 * x) % 9
    else:
        return x % 9


# %%
def solve_query(S):
    nums = [x - ord('0') for x in S.rstrip()]
    if all(x == 0 for x in nums):
        return 0
    n = len(nums) - 1
    x = sum(comb_mod_9(n, i) * x for i, x in enumerate(nums)) % 9
    return x if x else 9


# %%
answers = map(solve_query, query)
print('\n'.join(map(str, answers)))