def main():
    import sys
    input = sys.stdin.readline

    t = int(input())
    for _ in range(t):
        n = int(input())
        if n == 0:
            print("0 0")
            continue

        # n > 0 のとき、最高位のビット位置を求める
        p = n.bit_length() - 1  # 最高位ビットの位置
        m = 1 << p
        a = m
        b = n ^ m

        if p >= 1:
            na = 1 << (p - 1)
            nb = na - 1
            if a * b < na * nb:
                a = na
                b = nb

        print(a, b)

if __name__ == '__main__':
    main()