x, y := c.Add(x1, y1, x2, y2)

	if x.Sign() == 0 && y.Sign() == 0 {
		return false
	}
	x.Mod(x, N)
	return x.Cmp(r) == 0
}

var one = new(big.Int).SetInt64(1)

// randFieldElement returns a random element of the order of the given
// curve using the procedure given in FIPS 186-4, Appendix B.5.2.
func randFieldElement(c elliptic.Curve, rand io.Reader) (k *big.Int, err error) {

// should be performed, and that the input should be signed directly. It is the
// hash function associated with the Ed25519 signature scheme.
var directSigning crypto.Hash = 0

// helloRetryRequestRandom is set as the Random value of a ServerHello
// to signal that the message is actually a HelloRetryRequest.
var helloRetryRequestRandom = []byte{ // See RFC 8446, Section 4.1.3.
	0xCF, 0x21, 0xAD, 0x74, 0xE5, 0x9A, 0x61, 0x11,

// To solve this problem, we've already written necessary information into container labels. Here we
// just need to retrieve them from container labels and restore the specs.
// TODO(random-liu): Add a node e2e test to test this behaviour.
// TODO(random-liu): Change the lifecycle handler to just accept information needed, so that we can
// just pass the needed function not create the fake object.

	for _, f := range s.Flags([]string{""}, []string{""}, nil).FlagSets {
		fs.AddFlagSet(f)
	}

	fs.Parse(args)
	// Sort GCIgnoredResources because it's built from a map, which means the
	// insertion order is random.
	sort.Sort(sortedGCIgnoredResources(s.GarbageCollectorController.GCIgnoredResources))

	expected := &KubeControllerManagerOptions{
		Generic: &cmoptions.GenericControllerManagerConfigurationOptions{

				ID:          "random",
				IPAddresses: []string{"10.3.3.3"},
				DNSDomain:   "local",
			},
			out: "router~10.3.3.3~random~local",
		},
		{
			in: &Proxy{
				Type:        model.SidecarProxy,
				ID:          "random",
				IPAddresses: []string{"10.3.3.3", "10.4.4.4", "10.5.5.5", "10.6.6.6"},
				DNSDomain:   "local",
			},
			out: "sidecar~10.3.3.3~random~local",
		},
	}

	return memhashFallback(x.str, h, uintptr(x.len))
}

// NOTE: Because NaN != NaN, a map can contain any
// number of (mostly useless) entries keyed with NaNs.
// To avoid long hash chains, we assign a random number
// as the hash value for a NaN.

func f32hash(p unsafe.Pointer, h uintptr) uintptr {
	f := *(*float32)(p)
	switch {
	case f == 0:
		return c1 * (c0 ^ h) // +0, -0
	case f != f:

	// FileNameFunc must ensure collisions in filenames do not occur.
	// Do not rely on timestamps to be unique, high throughput writes
	// may fall on the same timestamp.
	// Eg.
	// 	2020-03-28_15-00-945-<random-hash>.log
	// When FileNameFunc is not specified, DefaultFilenameFunc will be used.
	FileNameFunc func() string

	// Compress specify if you want the logs to be compressed after rotation.
	Compress bool
}

    abstract boolean existsBuildCacheEntry(String key);
    abstract AbstractIntegrationSpec withEnabledBuildCache();

    def setup() {
        def bytes = new byte[1024 * 1024]
        new Random().nextBytes(bytes)
        file("output.txt").bytes = bytes

        buildFile << """
            @CacheableTask
            abstract class CustomTask extends DefaultTask {

			return "", ""
		}

		csiSource = csiPV.Spec.PersistentVolumeSource.CSI
	}

	return csiSource.Driver, csiSource.VolumeHandle
}

// getCSIDriverInfoFromSC returns the CSI driver name and a random volume ID of a given PVC's StorageClass.
func (pl *CSILimits) getCSIDriverInfoFromSC(logger klog.Logger, csiNode *storagev1.CSINode, pvc *v1.PersistentVolumeClaim) (string, string) {
	namespace := pvc.Namespace

		constants.CACertNamespaceConfigMapDataName: string(caBundle),
	}
	createNamespace(t, client.Kube(), "foo", nil)
	expectConfigMap(t, nc.configmaps, CACertNamespaceConfigMap, "foo", expectedData)

	// Make sure random configmap does not get updated
	cmData := createConfigMap(t, client.Kube(), "not-root", "foo", "k")
	expectConfigMap(t, nc.configmaps, "not-root", "foo", cmData)

	newCaBundle := []byte("caBundle-new")