#include "bits/stdc++.h"
using namespace std;
#define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i))
#define rer(i,l,u) for(int (i)=(int)(l);(i)<=(int)(u);++(i))
#define reu(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i))
static const int INF = 0x3f3f3f3f; static const long long INFL = 0x3f3f3f3f3f3f3f3fLL;
typedef vector<int> vi; typedef pair<int, int> pii; typedef vector<pair<int, int> > vpii; typedef long long ll;
template<typename T, typename U> static void amin(T &x, U y) { if(y < x) x = y; }
template<typename T, typename U> static void amax(T &x, U y) { if(x < y) x = y; }


struct BinCoeffPrimePower {
	vector<int> fact;		//(x!)_p
	vector<int> factinv;	//fact[x]^{-1} mod P

	void init(int maxN_, int p_, int q_) {
		assert(1 < p_ && 1 <= q_);
		p = p_, q = q_;
		P = p; for(int k = 1; k < q; ++ k) P *= p;
		int maxN = min(max(0, maxN_), P - 1);

		fact.resize(maxN + 1);
		fact[0] = 1;
		for(int x = 1; x <= maxN; ++ x) {
			fact[x] = x % p == 0 ? fact[x - 1] : mul(fact[x - 1], x);
		}
		factinv.resize(maxN + 1);
		factinv[maxN] = inverse(fact[maxN]);
		for(int x = maxN; x >= 1; -- x) {
			factinv[x - 1] = x % p == 0 ? factinv[x] : mul(factinv[x], x);
		}
	}

	int getP() const { return P; }

	int nCr(int n, int r) const {
		if(r > n) return 0;
		assert(0 <= n && (n >= getP() || n < (int)fact.size()) && 0 <= r);

		int z = n - r;

		int e0 = 0;
		for(int u = n / p; u > 0; u /= p) e0 += u;
		for(int u = r / p; u > 0; u /= p) e0 -= u;
		for(int u = z / p; u > 0; u /= p) e0 -= u;

		int em = 0;
		for(int u = n / P; u > 0; u /= p) em += u;
		for(int u = r / P; u > 0; u /= p) em -= u;
		for(int u = z / P; u > 0; u /= p) em -= u;

		int prod = 1;
		while(n > 0) {
			prod = mul(prod, fact[n % P]);
			prod = mul(prod, factinv[r % P]);
			prod = mul(prod, factinv[z % P]);
			n /= p, r /= p, z /= p;
		}

		if(!(p == 2 && q >= 3) && em % 2 != 0)
			prod = P - prod;

		for(int i = 0; i < e0 && i < q; ++ i)
			prod = mul(prod, p);

		return prod;
	}

private:
	int mul(int x, int y) const { return (long long)x * y % P; }

	int inverse(signed a) const {
		a %= P;
		if(a < 0) a += P;
		signed b = P, u = 1, v = 0;
		while(b) {
			signed t = a / b;
			a -= t * b; swap(a, b);
			u -= t * v; swap(u, v);
		}
		if(u < 0) u += P;
		return u;
	}

	int p, q, P;
};

int main() {
	BinCoeffPrimePower bc;
	bc.init(100000, 3, 2);
	int T;
	scanf("%d", &T);
	for(int ii = 0; ii < T; ++ ii) {
		char S[100001];
		scanf("%s", S);
		int n = (int)strlen(S);
		int ans;
		if(count(S, S + n, '0') == n) {
			ans = 0;
		} else {
			ans = 0;
			rep(i, n)
				ans += bc.nCr(n - 1, i) * (S[i] - '0');
			ans %= 9;
			if(ans == 0) ans = 9;
		}
		printf("%d\n", ans);
	}
	return 0;
}