def deploy_rpc_test_contract(deploy_client, name):
    contract_path, contracts = get_test_contract(f"{name}.sol")
    contract_proxy, _ = deploy_client.deploy_solidity_contract(
        name, contracts, libraries=dict(), constructor_parameters=None, contract_path=contract_path
    )

    return contract_proxy
def kth(root, k):
    if k < size(root.left):
        return kth(root.left, k)
    elif k > size(root.left):
        return kth(root.right, k - size(root.left) - 1)
    return root.key