}
	return count
}

// Match returns a subset of Responses that match the given predicate.
func (r Responses) Match(f func(r Response) bool) Responses {
	var matched []Response
	for _, rr := range r {
		if f(rr) {
			matched = append(matched, rr)
		}
	}
	return matched
}

func (r Responses) String() string {
	out := ""
	for i, resp := range r {
		out += fmt.Sprintf("Response[%d]:\n%s", i, resp.String())
	}

	// form a×R and p256OrdMul calculates (a × b × R⁻¹) mod n. RR is R in the
	// domain, or R×R mod n, thus p256OrdMul(x, RR) gives x×R, i.e. converts x
	// into the Montgomery domain.
	RR := &p256OrdElement{0x83244c95be79eea2, 0x4699799c49bd6fa6,
		0x2845b2392b6bec59, 0x66e12d94f3d95620}

	p256OrdMul(_1, x, RR)      // _1
	p256OrdSqr(x, _1, 1)       // _10
	p256OrdMul(_11, x, _1)     // _11

	for logR>>i <= threshold {
		i--
	}
	for k := uint(0); k < logR>>i; k++ {
		rr.Add(rr, m)
	}

	// Then we process the remaining bits of the exponent with a
	// square-and-double chain.
	for i > 0 {
		rr.montgomeryMul(rr, rr, m)
		i--
		if logR>>i&1 != 0 {
			rr.Add(rr, m)
		}
	}

	return rr
}

// minusInverseModW computes -x⁻¹ mod _W with x odd.
//

	return strings.HasPrefix(username, ServiceAccountUsernameSeparator)
}

func matchesAResourceRule(ri *request.RequestInfo, rules []flowcontrol.ResourcePolicyRule) bool {
	for _, rr := range rules {
		if matchesResourcePolicyRule(ri, rr) {
			return true
		}
	}
	return false
}

func matchesResourcePolicyRule(ri *request.RequestInfo, policyRule flowcontrol.ResourcePolicyRule) bool {

// by reading data from r and returning f(data).
func (f Form) Reader(r io.Reader) io.Reader {
	const chunk = 4000
	buf := make([]byte, chunk)
	rr := &normReader{rb: reorderBuffer{}, r: r, inbuf: buf}
	rr.rb.init(f, buf)
	return rr

		rnamespaces = namespaces[1:]
	}
	rr := flowcontrol.ResourcePolicyRule{
		Verbs:        []string{pfx + "-v1", pfx + "-v2", pfx + "-v3"},
		APIGroups:    []string{pfx + ".g1", pfx + ".g2", pfx + ".g3"},
		Resources:    []string{pfx + "-r1s", pfx + "-r2s", pfx + "-r3s"},
		ClusterScope: namespaces[0] == "",
		Namespaces:   rnamespaces}
	matchingRIs := genRRIs(rng, 3, rr.Verbs, rr.APIGroups, rr.Resources, namespaces)

	if 0 <= r && r < 1<<16 {
		rr, isPrint, isNotPrint := uint16(r), isPrint16, isNotPrint16
		i, _ := bsearch(isPrint, rr)
		if i >= len(isPrint) || rr < isPrint[i&^1] || isPrint[i|1] < rr {
			return false
		}
		_, found := bsearch(isNotPrint, rr)
		return !found
	}

	rr, isPrint, isNotPrint := uint32(r), isPrint32, isNotPrint32
	i, _ := bsearch(isPrint, rr)

		return nil, err
	}
	return newCodeRepo(code, rr.Root, path)
}

func lookupCodeRepo(ctx context.Context, rr *vcs.RepoRoot) (codehost.Repo, error) {
	code, err := codehost.NewRepo(ctx, rr.VCS.Cmd, rr.Repo)
	if err != nil {
		if _, ok := err.(*codehost.VCSError); ok {
			return nil, err
		}
		return nil, fmt.Errorf("lookup %s: %v", rr.Root, err)
	}
	return code, nil
}

	Kind RuleKind
	Day  int
	Week int
	Mon  int
	Time int
}

func TzsetRule(s string) (Rule, string, bool) {
	r, rs, ok := tzsetRule(s)
	rr := Rule{
		Kind: RuleKind(r.kind),
		Day:  r.day,
		Week: r.week,
		Mon:  r.mon,
		Time: r.time,
	}
	return rr, rs, ok
}

// StdChunkNames maps from nextStdChunk results to the matched strings.
var StdChunkNames = map[int]string{
	0:                               "",

						Protocol:  "TCP",
						Port:      uint16(80),
						Scheduler: "rr",
					},
					{
						IP:       "100.101.102.103",
						Port:     3001,
						Protocol: "TCP",
					}: {
						Address:   netutils.ParseIPSloppy("100.101.102.103"),
						Protocol:  "TCP",
						Port:      uint16(3001),
						Scheduler: "rr",
					},
				},
				Destinations: map[ipvstest.ServiceKey][]*utilipvs.RealServer{