#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ull = unsigned long long;

ll MOD = 1'000'000'007;

signed main() {
    int tt;
    cin >> tt;
    while(tt--) {
        int n, a, b;
        cin >> n >> a >> b;
        int ln = (int)(log10l(n)) + 1;
        int la = (int)(log10l(a)) + 1;
        int lb = (int)(log10l(b)) + 1;
        if (a * b == n) {
            if (la == lb) {
                if (a % 10 != 0 || b % 10 != 0) {
                    set<int> s;
                    while (n) {
                        s.insert(n % 10);
                        n /= 10;
                    }
                    while (a) {
                        if (s.find(a % 10) == s.end()) break;
                        a /= 10;
                    }
                    while (b) {
                        if (s.find(b % 10) == s.end()) break;
                        b /= 10;
                    }
                    if (a == 0 && b == 0) cout << "YES" << '\n';
                    else cout << "NO" << '\n';
                }
                else cout << "NO" << '\n';
            }
            else cout << "NO" << '\n';
        }
        else cout << "NO" << '\n';
    }
}