import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.*;

public class Main {

    long[][] dp = new long[3030][1515];

    void solve() throws IOException {
        int q = ni();
        int[] d = new int[q];
        int[] x = new int[q];
        long[] t = new long[q];
        for (int i = 0; i < q; i++) {
            d[i] = ni();
            x[i] = ni();
            t[i] = nl();
        }

        for (int i = 0; i < 3030; i++) {
            dp[i][0] = 1;
        }

        Long INF = Long.MAX_VALUE / 6;

        for (int i = 1; i < 3030; i++) {
            for (int j = 1; j < 1515; j++) {
                dp[i][j] = Math.min(dp[i - 1][j - 1] + dp[i - 1][j], INF);
            }
        }

        for (int i = 0; i < q; i++) {
            if (t[i] < dp[x[i] + d[i] - 1][x[i]]) {
                out.println("ZETUBOU");
            } else {
                out.println("AC");
            }
        }
    }

    String ns() throws IOException {
        while (!tok.hasMoreTokens()) {
            tok = new StringTokenizer(in.readLine(), " ");
        }
        return tok.nextToken();
    }

    int ni() throws IOException {
        return Integer.parseInt(ns());
    }

    long nl() throws IOException {
        return Long.parseLong(ns());
    }

    double nd() throws IOException {
        return Double.parseDouble(ns());
    }

    String[] nsa(int n) throws IOException {
        String[] res = new String[n];
        for (int i = 0; i < n; i++) {
            res[i] = ns();
        }
        return res;
    }

    int[] nia(int n) throws IOException {
        int[] res = new int[n];
        for (int i = 0; i < n; i++) {
            res[i] = ni();
        }
        return res;
    }

    long[] nla(int n) throws IOException {
        long[] res = new long[n];
        for (int i = 0; i < n; i++) {
            res[i] = nl();
        }
        return res;
    }

    class INA {
        int[][] a;

        INA(int n, int m) throws IOException {
            this(n, m, -1);
        }

        INA(int n, int m, int t) throws IOException {
            a = new int[m][n];

            for (int i = 0; i < n; i++) {
                for (int j = 0; j < m; j++) {
                    a[j][i] = ni() + t;
                }
            }
        }

        int[] get(int i) {
            return a[i - 1];
        }
    }

    static BufferedReader in;
    static PrintWriter out;
    static StringTokenizer tok;

    public static void main(String[] args) throws IOException {
        in = new BufferedReader(new InputStreamReader(System.in));
        out = new PrintWriter(System.out);
        tok = new StringTokenizer("");
        Main main = new Main();
        main.solve();
        out.close();
    }
}