func SplitStoredHashIndex(index int64) (level int, n int64) {
	// Determine level 0 record before index.
	// StoredHashIndex(0, n) < 2*n,
	// so the n we want is in [index/2, index/2+log₂(index)].
	n = index / 2
	indexN := StoredHashIndex(0, n)
	if indexN > index {
		panic("bad math")
	}
	for {
		// Each new record n adds 1 + trailingZeros(n) hashes.
		x := indexN + 1 + int64(bits.TrailingZeros64(uint64(n+1)))

	y := [5]int64{1, 2, 3, 4, 5}
	z := "abcd"
	w := make([]byte, 4)
	w[3] = 5
	v := make(map[int]int64)
	v[3] = 18

	test(Index1(x), int64(2))
	test(Index1(y), int64(4))
	test(Index2(z), byte(100))
	test(Index2(w), byte(5))
	test(Index2a(w), byte(5))
	test(Index3(v), int64(18))
	test(Index4(v), int64(18))

// skip

// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Generate test of index and slice bounds checks.
// The actual tests are index0.go, index1.go, index2.go.

package main

import (
	"bufio"
	"fmt"
	"os"
	"unsafe"
)

const prolog = `

package main

import (
	"runtime"
)

import (
	"sync"

	"istio.io/istio/pkg/ptr"
	"istio.io/istio/pkg/util/sets"
)

// Index maintains a simple index over an informer
type Index[I any, K comparable] struct {
	mu      sync.RWMutex
	objects map[K]sets.Set[Key[I]]
	c       Collection[I]
	extract func(o I) []K
}

// Lookup finds all objects matching a given key
func (i *Index[I, K]) Lookup(k K) []I {
	i.mu.RLock()
	defer i.mu.RUnlock()
	var res []I

// runoutput ./index.go

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Generate test of index and slice bounds checks.
// The output is compiled and run.

package main

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Kliknij przycisk "Try it out" (wypróbuj), pozwoli Ci to wypełnić parametry i bezpośrednio użyć API:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Klicken Sie auf die Taste „Try it out“, damit können Sie die Parameter ausfüllen und direkt mit der API interagieren:

![Swagger UI Interaktion](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Fai click sul pulsante "Try it out", che ti permette di inserire i parametri per interagire direttamente con l'API:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

 delegating content to {{{../api/maven-api-toolchain/index.html}Maven 4 API immutable toolchain}}. All the effective model
 building logic from multiple toolchains files is done in {{{../maven-toolchain-builder/}Maven Toolchain Builder}}.

 The following are generated from this model:

 delegating content to {{{../api/maven-api-model/index.html}Maven 4 API immutable model}}. All the effective model
 building logic from multiple POMs and building context is done in {{{../maven-model-builder/}Maven Model Builder}}.

 The following are generated from this model: