First 15 rows of go
| uuidstring | contentstring | content_formatstring | raw_contentstring | taskstring | analysisstring | solutionstring | teststring | full_contentstring | full_content_formatstring |
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| 8bd72cff-b699-4326-9106-6feb9a6101bf | Implement `func maxArea(height []int) int` that solves the "Container With Most Water" problem: given an array of non-negative integers representing heights of vertical lines positioned at indices 0 through n-1, find two lines that together with the x-axis form a container that h… | no fence | package leetcode import ( "fmt" "testing" ) type question11 struct { para11 ans11 } // para 是参数 // one 代表第一个参数 type para11 struct { one []int } // ans 是答案 // one 代表第一个答案 type ans11 struct { one int } func Test_Problem11(t *testing.T) { qs := []question11{ { par… |
| Implement `func maxArea(height []int) int` that solves the "Container With Most Water" problem: given an array of non-negative integers representing heights of vertical lines positioned at indices 0 through n-1, find two lines that together with the x-axis form a container that h… |
| The optimal solution uses a two-pointer technique. We place one pointer at the start (left) and one at the end (right) of the array. The current area is `min(height[left], height[right]) * (right - left)`, which we track against a running maximum. To potentially increase the area… |
| package main import "testing" // maxArea returns the maximum water area that can be contained between two lines. func maxArea(height []int) int { left, right := 0, len(height)-1 maxWater := 0 for left < right { width := right - left h := height[left] if height[right] … |
| func TestMaxArea(t *testing.T) { tests := []struct { name string height []int want int }{ {"Example from prompt with 9 elements", []int{1, 8, 6, 2, 5, 4, 8, 3, 7}, 49}, {"Two equal heights", []int{1, 1}, 1}, {"Two different heights", []int{1, 5}, 1}, {"Increas… |
| /* Implement `func maxArea(height []int) int` that solves the "Container With Most Water" problem: given an array of non-negative integers representing heights of vertical lines positioned at indices 0 through n-1, find two lines that together with the x-axis form a container tha… |
| solution-first order |
| da88bcd7-17e8-4a0f-9a4a-60295c5fd9f6 | /* Implement `func doesValidArrayExist(derived []int) bool` that determines whether there exists a binary array `original` of the same length such that for each index `i`, `derived[i] = original[i] XOR original[(i+1) % n]`, where `n` is the length of both arrays. The input array … | code comment | func doesValidArrayExist(derived []int) bool { s := 0 for _, x := range derived { s ^= x } return s == 0 } | Implement `func doesValidArrayExist(derived []int) bool` that determines whether there exists a binary array `original` of the same length such that for each index `i`, `derived[i] = original[i] XOR original[(i+1) % n]`, where `n` is the length of both arrays. The input array `de… | The key insight is that XORing all elements of `derived` yields a specific result based on the parity of the array length and the structure of the problem. For each index `i`, we have `derived[i] = original[i] XOR original[(i+1) % n]`. When we XOR all `derived[i]` together, each … | package main import "testing" // doesValidArrayExist checks if a binary array original exists such that derived[i] = original[i] XOR original[(i+1)%n]. func doesValidArrayExist(derived []int) bool { s := 0 for _, x := range derived { s ^= x } return s == 0 } | func TestDoesValidArrayExist(t *testing.T) { tests := []struct { derived []int want bool }{ {[]int{1, 1, 0}, true}, // original=[0,1,1] works {[]int{1, 1}, true}, // original=[0,1] works {[]int{1, 0, 1}, false}, // XOR=0 but let's check: derived[0]=a^b=1, d… | Implement `func doesValidArrayExist(derived []int) bool` that determines whether there exists a binary array `original` of the same length such that for each index `i`, `derived[i] = original[i] XOR original[(i+1) % n]`, where `n` is the length of both arrays. The input array `de… | standard order |
| 606f46bb-7030-4f8a-8241-981c15c67fa8 | Implement `func ValidateBidiString(s string, isWhitespace func(rune) bool) bool`, which returns `true` if the string contains only valid UTF-8 encoded runes and all runes are either ASCII whitespace (space, tab, newline, carriage return), or have a valid Unicode BiDi class that i… | markdown | package bidi import "unicode/utf8" // Properties provides access to BiDi properties of runes. type Properties struct { entry uint8 last uint8 } var trie = newBidiTrie(0) // TODO: using this for bidirule reduces the running time by about 5%. Consider // if this is worth exp… | Implement `func ValidateBidiString(s string, isWhitespace func(rune) bool) bool`, which returns `true` if the string contains only valid UTF-8 encoded runes and all runes are either ASCII whitespace (space, tab, newline, carriage return), or have a valid Unicode BiDi class that i… | The solution requires iterating through the string's bytes and using the BiDi lookup logic to determine the width and properties of each rune. We need to handle UTF-8 decoding correctly: for a valid first byte, we can determine the expected length (1-4 bytes) and validate subsequ… | package main import ( "testing" "unicode" ) // validateBidiString checks if all runes in s are either ASCII whitespace or have // a valid, non-control, non-opening-bracket BiDi class. Returns false on malformed UTF-8. func validateBidiString(s string, isWhitespace func(… | func TestValidateBidiString(t *testing.T) { // isWhitespace returns true only for ASCII space (for testing) isSpace := func(r rune) bool { return r == ' ' } tests := []struct { name string s string want bool }{ {"empty string", … | Implement `func ValidateBidiString(s string, isWhitespace func(rune) bool) bool`, which returns `true` if the string contains only valid UTF-8 encoded runes and all runes are either ASCII whitespace (space, tab, newline, carriage return), or have a valid Unicode BiDi class that i… | standard order |
| 469910ef-39c0-4b49-b515-308025b9ba12 | Implement the function `func ProjectVectorOntoPlane(u1, u2, w2 []float64, w3 []float64)` in Go, which computes the `w3` vector (a 3D vector) as the projection of the `w2` vector (a 2D vector in the plane spanned by `u1` and `u2`) onto the plane. The inputs `u1` and `u2` are 3D ve… | markdown | package cuda import ( "github.com/kuchkin/mumax3-gneb/data" ) func W2ToW3(u1, u2, w2, w3 *data.Slice) { N := u1.Len() cfg := make1DConf(N) k_w2tow3_async(u1.DevPtr(X), u1.DevPtr(Y), u1.DevPtr(Z), u2.DevPtr(X), u2.DevPtr(Y), u2.DevPtr(Z), w2.DevPtr(X), w2.DevPtr(Y), w… | Implement the function `func ProjectVectorOntoPlane(u1, u2, w2 []float64, w3 []float64)` in Go, which computes the `w3` vector (a 3D vector) as the projection of the `w2` vector (a 2D vector in the plane spanned by `u1` and `u2`) onto the plane. The inputs `u1` and `u2` are 3D ve… | The task is straightforward: given two 3D basis vectors `u1` and `u2` and a 2D coordinate vector `w2` representing coefficients, we compute the 3D result as a linear combination. The main algorithm is element-wise: for each of the three components (x, y, z), compute `w3[i] = w2[0… | package main import ( "testing" ) // ProjectVectorOntoPlane computes w3 as the linear combination w2[0]*u1 + w2[1]*u2. func ProjectVectorOntoPlane(u1, u2, w2 []float64, w3 []float64) { w3[0] = w2[0]*u1[0] + w2[1]*u2[0] w3[1] = w2[0]*u1[1] + w2[1]*u2[1] w3[2] = w… | func TestProjectVectorOntoPlane(t *testing.T) { tests := []struct { name string u1, u2 []float64 w2 []float64 want []float64 }{ { name: "standard basis", u1: []float64{1, 0, 0}, … | /* Implement the function `func ProjectVectorOntoPlane(u1, u2, w2 []float64, w3 []float64)` in Go, which computes the `w3` vector (a 3D vector) as the projection of the `w2` vector (a 2D vector in the plane spanned by `u1` and `u2`) onto the plane. The inputs `u1` and `u2` are 3D… | solution-first order |
| 352741ba-0c97-496b-8a43-56334c2ad029 | /* Implement `func IntToBase10String(val int) string` that converts an integer to its base-10 string representation without using `strconv`, `fmt`, or any other formatting package. The function must handle negative numbers (prefixed with `-`), zero, positive numbers, and the full… | code comment | package syscall func itoa(val int) string { // do it here rather than with fmt to avoid dependency if val < 0 { return "-" + itoa(-val) } var buf [32]byte // big enough for int64 i := len(buf) - 1 for val >= 10 { buf[i] = byte(val%10 + '0') i-- val /= 10 } buf[i] … | Implement `func IntToBase10String(val int) string` that converts an integer to its base-10 string representation without using `strconv`, `fmt`, or any other formatting package. The function must handle negative numbers (prefixed with `-`), zero, positive numbers, and the full ra… | The solution mirrors the provided snippet but should be made robust for all `int` values. The key steps: 1. Handle negative numbers by appending a `-` sign. For `math.MinInt` (e.g., -9223372036854775808 on 64-bit), negating it directly would overflow, so we can use `uint` arithm… | package main import ( "testing" ) // IntToBase10String converts an integer to its decimal string representation // without using strconv, fmt, or any formatting package. Handles negative // numbers, zero, and the full range of int. func IntToBase10String(val int) string { … | func TestIntToBase10String(t *testing.T) { tests := []struct { input int want string }{ {0, "0"}, {1, "1"}, {-1, "-1"}, {42, "42"}, {-42, "-42"}, {123456789, "123456789"}, {-123456789, "-123456789"},… | /* Implement `func IntToBase10String(val int) string` that converts an integer to its base-10 string representation without using `strconv`, `fmt`, or any other formatting package. The function must handle negative numbers (prefixed with `-`), zero, positive numbers, and the full… | solution-first order |
| 795db2da-0254-415b-aa3d-f11c16def170 | Implement a function `func sumZero(n int) []int` that, given a positive integer `n`, returns an array of length `n` containing `n` unique integers that sum to zero. The returned array must contain exactly `n` distinct integers (no duplicates), and their total sum must be exactly … | no fence | func sumZero(n int) []int { ans := make([]int, n) for i := 1; i < n; i++ { ans[i] = i } ans[0] = -n * (n - 1) / 2 return ans } | Implement a function `func sumZero(n int) []int` that, given a positive integer `n`, returns an array of length `n` containing `n` unique integers that sum to zero. The returned array must contain exactly `n` distinct integers (no duplicates), and their total sum must be exactly … | The solution approach is to construct the array by assigning consecutive positive integers to all positions except the first one, then set the first element to the negation of the sum of those positive integers. Specifically, we initialize an array of size `n`. For indices `i` fr… | package main import "testing" // sumZero returns a slice of n distinct integers that sum to zero. func sumZero(n int) []int { ans := make([]int, n) for i := 1; i < n; i++ { ans[i] = i } ans[0] = -n * (n - 1) / 2 return ans } | func TestSumZero(t *testing.T) { tests := []struct { n int }{ {1}, {2}, {3}, {4}, {5}, {10}, } for _, tc := range tests { result := sumZero(tc.n) // Check length if len(result) != tc.n { t.Errorf("sumZero(%d) returned length %d, want %d", tc.n, len(… | Implement a function `func sumZero(n int) []int` that, given a positive integer `n`, returns an array of length `n` containing `n` unique integers that sum to zero. The returned array must contain exactly `n` distinct integers (no duplicates), and their total sum must be exactly … | commented standard order |
| 6c2feed7-26b5-4254-8765-6d0dfe689da2 | /* Implement the function `func countStudents(students []int, sandwiches []int) int` that simulates a school lunch queue. The `students` slice contains integers (0 for circular sandwich preference, 1 for square) representing each student's preference from the front of the queue. … | code comment | package main func countStudents(students []int, sandwiches []int) int { var count [2]int n := len(students) // Calculate how many students want circular and square sandwiches for i := 0; i < n; i++ { count[students[i]]++ } // Range over sandwich and decrement the count… | Implement the function `func countStudents(students []int, sandwiches []int) int` that simulates a school lunch queue. The `students` slice contains integers (0 for circular sandwich preference, 1 for square) representing each student's preference from the front of the queue. The… | The key insight is that the actual queue order doesn't matter—only the counts of each preference type matter, because students who can't eat will cycle through the queue forever until either their preference matches the top sandwich or they're stuck. The algorithm uses a two-elem… | package main // countStudents returns the number of students who cannot eat because their preferred sandwich type never appears on top. func countStudents(students []int, sandwiches []int) int { var count [2]int n := len(students) // Count how many students want 0-type and 1… | func TestCountStudents(t *testing.T) { tests := []struct { students []int sandwiches []int want int }{ {[]int{1, 1, 0, 0}, []int{0, 1, 0, 1}, 0}, {[]int{1, 1, 1, 0, 0, 1}, []int{1, 0, 0, 0, 1, 1}, 3}, {[]int{0, 0, 1, 1}, []int{1, 1, 0, 0}, 0}, {[]int{0}, [… | // Implement the function `func countStudents(students []int, sandwiches []int) int` that simulates a school lunch queue. The `students` slice contains integers (0 for circular sandwich preference, 1 for square) representing each student's preference from the front of the queue. … | commented standard order |
| 7a17c496-843c-415a-b8dd-df64775b4c4c | Implement a standalone function `func AbsorbSqueezeCycle(input []byte, absorbCount int, squeezeCount int) ([]byte, error)` that simulates the core Absorb/Squeeze cycle of the Xoodyak cryptographic primitive using a 48-byte state array (indices 0–47). The function must: (1) initia… | no fence | package xoodyak import "github.com/nixberg/xoodyak-go/internal/xoodoo" const ( flagZero byte = 0x00 flagAbsorbKey byte = 0x02 flagAbsorb byte = 0x03 flagRatchet byte = 0x10 flagSqueezeKey byte = 0x20 flagSqueeze byte = 0x40 flagCrypt byte = 0x80 r… | Implement a standalone function `func AbsorbSqueezeCycle(input []byte, absorbCount int, squeezeCount int) ([]byte, error)` that simulates the core Absorb/Squeeze cycle of the Xoodyak cryptographic primitive using a 48-byte state array (indices 0–47). The function must: (1) initia… | The task requires simulating a simplified version of the Xoodyak absorbing and squeezing phases while implementing a lightweight permutation to demonstrate cryptographic state evolution. The main algorithm works in three phases: initialization, absorbing, and squeezing. In initia… | package main import ( "errors" ) // AbsorbSqueezeCycle simulates a simplified Xoodyak absorb/squeeze cycle. // It absorbs at most absorbCount bytes from input, then squeezes squeezeCount bytes. func AbsorbSqueezeCycle(input []byte, absorbCount int, squeezeCount int) ([]byte, e… | func TestAbsorbSqueezeCycle(t *testing.T) { tests := []struct { name string input []byte absorbCount int squeezeCount int wantLen int wantErr bool }{ {"empty absorb zero squeeze", []byte{}, 0, 0, 0, false}, {"one byte absorb one byte sq… | // Implement a standalone function `func AbsorbSqueezeCycle(input []byte, absorbCount int, squeezeCount int) ([]byte, error)` that simulates the core Absorb/Squeeze cycle of the Xoodyak cryptographic primitive using a 48-byte state array (indices 0–47). The function must: (1) ini… | commented standard order |
| fd47ae65-aaa6-4039-bb68-db45e3a703d4 | /* Implement `func Fibonacci(n int) int` that returns the n-th Fibonacci number, where Fibonacci(0) = 0, Fibonacci(1) = 1, and for n ≥ 2, Fibonacci(n) = Fibonacci(n-1) + Fibonacci(n-2). The function must use recursion (not iteration). The input n will be a non-negative integer. F… | code comment | package recursion import "fmt" func main() { fact := factorial(3) fmt.Println(fact) } func factorial(number int) int { if number == 0 { return 1 } return number * factorial(number-1) // result := 1 // for i := 1; i <= number; i++ { // result = result * i // } /… | Implement `func Fibonacci(n int) int` that returns the n-th Fibonacci number, where Fibonacci(0) = 0, Fibonacci(1) = 1, and for n ≥ 2, Fibonacci(n) = Fibonacci(n-1) + Fibonacci(n-2). The function must use recursion (not iteration). The input n will be a non-negative integer. For … | The solution uses a straightforward recursive approach: if n is 0, return 0; if n is 1, return 1; otherwise, return Fibonacci(n-1) + Fibonacci(n-2). This directly mirrors the mathematical definition. The edge cases are n = 0 and n = 1, which serve as base cases to terminate recur… | package main // Fibonacci returns the n-th Fibonacci number using recursion. func Fibonacci(n int) int { if n == 0 { return 0 } if n == 1 { return 1 } return Fibonacci(n-1) + Fibonacci(n-2) } | func TestFibonacci(t *testing.T) { tests := []struct { n int want int }{ {0, 0}, {1, 1}, {2, 1}, {3, 2}, {4, 3}, {5, 5}, {6, 8}, {10, 55}, {15, 610}, {20, 6765}, } for _, tc := range tests { if got := Fibonacci(tc.n); got != tc.want { t.Errorf… | /* Implement `func Fibonacci(n int) int` that returns the n-th Fibonacci number, where Fibonacci(0) = 0, Fibonacci(1) = 1, and for n ≥ 2, Fibonacci(n) = Fibonacci(n-1) + Fibonacci(n-2). The function must use recursion (not iteration). The input n will be a non-negative integer. F… | solution-first order |
| e5186fa3-f679-439b-b604-436a46d5760d | Implement `func RemoveDuplicates(nums []int) int` that takes a sorted integer slice and removes duplicate elements in-place so that each element appears at most twice. The function should return the new length of the slice after removal. The first `k` elements of the slice (where… | markdown | package main import "fmt" type RunCase struct { nums []int } var cases []RunCase func removeDuplicates(nums []int) int { l := len(nums) if l <= 2 { return l } quick, slow := 2, 2 for ; quick < len(nums); quick++ { if nums[quick] != nums[slow-2] { nums[slow] = nu… | Implement `func RemoveDuplicates(nums []int) int` that takes a sorted integer slice and removes duplicate elements in-place so that each element appears at most twice. The function should return the new length of the slice after removal. The first `k` elements of the slice (where… | The solution uses a two-pointer technique with a slow pointer and a fast pointer, both starting at index 2 (since the first two elements are always valid regardless of duplicates). The fast pointer iterates through the array, comparing each element to the element at index `slow-2… | package main import ( "testing" ) // RemoveDuplicates removes duplicates from a sorted slice in-place, allowing at most two occurrences of each value, and returns the new length. func RemoveDuplicates(nums []int) int { if len(nums) <= 2 { return len(nums) } slow := 2 fo… | func TestRemoveDuplicates(t *testing.T) { tests := []struct { input []int expected []int length int }{ {[]int{1, 1, 1, 2, 2, 3}, []int{1, 1, 2, 2, 3}, 5}, {[]int{0, 0, 1, 1, 1, 1, 2, 3, 3}, []int{0, 0, 1, 1, 2, 3, 3}, 7}, {[]int{1, 2, 3}, []int{1, 2, 3}, 3}, … | // Implement `func RemoveDuplicates(nums []int) int` that takes a sorted integer slice and removes duplicate elements in-place so that each element appears at most twice. The function should return the new length of the slice after removal. The first `k` elements of the slice (wh… | test-first order |
| c2ffddc4-2a5c-4e4f-bbdb-c5af15510e16 | /* Implement `func MyCalendarTwo() *MyCalendarTwo` with a `Book(start int, end int) bool` method that maintains a calendar where two events can overlap, but three events cannot overlap at any point in time. The constructor returns an initialized calendar, and each `Book` call att… | code comment | type MyCalendarTwo struct { *redblacktree.Tree } func Constructor() MyCalendarTwo { return MyCalendarTwo{redblacktree.NewWithIntComparator()} } func (this *MyCalendarTwo) Book(start int, end int) bool { add := func(key, val int) { if v, ok := this.Get(key); ok { this.Pu… | Implement `func MyCalendarTwo() *MyCalendarTwo` with a `Book(start int, end int) bool` method that maintains a calendar where two events can overlap, but three events cannot overlap at any point in time. The constructor returns an initialized calendar, and each `Book` call attemp… | The solution uses a sweep-line approach with a balanced binary search tree (Go's `redblacktree` from `github.com/emirpasic/gods`). We maintain a map from time points to net event count changes: +1 at each start, -1 at each end. For each booking, we first tentatively insert the +1… | package main import ( "github.com/emirpasic/gods/trees/redblacktree" ) type MyCalendarTwo struct { *redblacktree.Tree } // Constructor initializes an empty calendar. func Constructor() MyCalendarTwo { return MyCalendarTwo{redblacktree.NewWithIntComparator()} } // Book atte… | func TestMyCalendarTwo(t *testing.T) { t.Run("basic overlap limits", func(t *testing.T) { cal := Constructor() tests := []struct { start int end int want bool }{ {10, 20, true}, {50, 60, true}, {10, 40, true}, // overlaps [10,20) => two events {5, … | Implement `func MyCalendarTwo() *MyCalendarTwo` with a `Book(start int, end int) bool` method that maintains a calendar where two events can overlap, but three events cannot overlap at any point in time. The constructor returns an initialized calendar, and each `Book` call attemp… | commented standard order |
| b4700132-2c67-4182-b6e1-573ddd663ee6 | /* Implement `func WinningBingoScore(draw []int, boards [][]int) int` that simulates a game of bingo on 5x5 boards. The first parameter is a slice of numbers drawn in order. The second parameter is a slice of boards, where each board is a flat slice of 25 integers representing th… | code comment | // Advent of Code Day 4: Giant Squid. // Good one to come back to later, was the first time I realized slices are just pointers // to an underlying array (with a little bit of extra metadata), so passing a pointer to a slice // as a func arg is literally useless. Clever and weird… | Implement `func WinningBingoScore(draw []int, boards [][]int) int` that simulates a game of bingo on 5x5 boards. The first parameter is a slice of numbers drawn in order. The second parameter is a slice of boards, where each board is a flat slice of 25 integers representing the 5… | The solution requires simulating the game state efficiently. Initialize a slice of boards, each tracking a 5x5 grid with a `marked` boolean for each cell. For each drawn number, iterate through all boards and all cells to find and mark matching values (since numbers are small, we… | package main import ( "testing" ) // WinningBingoScore simulates bingo and returns the score of the first board to win. func WinningBingoScore(draw []int, boards [][]int) int { const size = 5 type cell struct { value int marked bool } type board struct { grid [size]… | func TestWinningBingoScore(t *testing.T) { tests := []struct { name string draw []int boards [][]int want int }{ { name: "single board wins in one row", draw: []int{1, 2, 3, 4, 5}, boards: [][]int{ {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16… | Implement `func WinningBingoScore(draw []int, boards [][]int) int` that simulates a game of bingo on 5x5 boards. The first parameter is a slice of numbers drawn in order. The second parameter is a slice of boards, where each board is a flat slice of 25 integers representing the 5… | standard order |
| e735cf79-fd65-4263-8ac2-d7470f248272 | Implement a function `func FixedSizeRingBuffer(capacity int, operations [][2]interface{}) []interface{}` that simulates a fixed-capacity circular queue where each operation is either `{"enqueue", value}` or `{"dump", nil}`. The function should maintain a queue that automatically … | markdown | package utils type FixedQueue struct { data []interface{} head int tail int size int capacity int } // NewFixedQueue 创建一个固定长度的队列 func NewFixedQueue(capacity int) *FixedQueue { return &FixedQueue{ data: make([]interface{}, capacity), capacity: capac… | Implement a function `func FixedSizeRingBuffer(capacity int, operations [][2]interface{}) []interface{}` that simulates a fixed-capacity circular queue where each operation is either `{"enqueue", value}` or `{"dump", nil}`. The function should maintain a queue that automatically … | The solution uses a circular buffer implemented as a slice with head and tail indices, similar to the provided code snippet. The core algorithm maintains: - `data`: a slice of size `capacity` storing elements - `head`: index of the oldest element - `size`: current number of eleme… | package main import "testing" // FixedSizeRingBuffer simulates a fixed-capacity circular queue and returns results of dump operations. func FixedSizeRingBuffer(capacity int, operations [][2]interface{}) []interface{} { data := make([]interface{}, capacity) head := 0 size := … | func TestFixedSizeRingBuffer(t *testing.T) { tests := []struct { name string capacity int operations [][2]interface{} want []interface{} }{ { name: "basic enqueue and dump", capacity: 3, operations: [][2]interface{}{ {"enqueue", "a"}, … | Implement a function `func FixedSizeRingBuffer(capacity int, operations [][2]interface{}) []interface{}` that simulates a fixed-capacity circular queue where each operation is either `{"enqueue", value}` or `{"dump", nil}`. The function should maintain a queue that automatically … | commented standard order |
| cc6bf563-dbf2-406a-8cac-d3b10e839fdf | /* Implement `func SimulateGates(operations string) (int, string)` where operations is a string containing a sequence of logic gate assignments in the format `input1 GATE input2 -> output`, one per line, with gate types limited to AND, OR, and XOR. The function should simulate th… | code comment | package main import ( _ "embed" "fmt" "math/bits" "sort" "strconv" "strings" ) var ( //go:embed sample sample string //go:embed sample2 sample2 string //go:embed sample3 sample3 string //go:embed input input string ) func main() { part1(sample) part1(sample2) … | Implement `func SimulateGates(operations string) (int, string)` where operations is a string containing a sequence of logic gate assignments in the format `input1 GATE input2 -> output`, one per line, with gate types limited to AND, OR, and XOR. The function should simulate the g… | The solution parses each non-empty line into its three components: the two input wires, the gate type, and the output wire. Since the problem guarantees that all input wires are defined before any gate using them, we can evaluate gates in a single pass from top to bottom. The sim… | package main import ( "sort" "strconv" "strings" "testing" ) // SimulateGates parses gate operations and returns the computed integer and list of true z-wires. func SimulateGates(operations string) (int, string) { values := make(map[string]bool) var fina… | func TestSimulateGates(t *testing.T) { tests := []struct { operations string wantInt int wantStr string }{ { operations: "x00 AND x01 -> z00", wantInt: 0, wantStr: "", }, { … | Implement `func SimulateGates(operations string) (int, string)` where operations is a string containing a sequence of logic gate assignments in the format `input1 GATE input2 -> output`, one per line, with gate types limited to AND, OR, and XOR. The function should simulate the g… | test-first order |
| 01421b60-6b1b-49da-99c4-92b43aefec47 | /* Implement `func BitwiseComplementSequence(start, end int) []string` which returns a slice of strings containing the binary representations (using Go's `%b` format) of the bitwise NOT operation applied to each integer from `start` to `end` inclusive. The bitwise NOT in Go (`^i`… | code comment | package main import ( "fmt" ) func main() { for i := 0; i < 11; i++ { // var bitP = i fmt.Printf("%b\n", ^i) } } | Implement `func BitwiseComplementSequence(start, end int) []string` which returns a slice of strings containing the binary representations (using Go's `%b` format) of the bitwise NOT operation applied to each integer from `start` to `end` inclusive. The bitwise NOT in Go (`^i` fo… | The solution iterates from `start` to `end` using a simple for loop with `i := start; i <= end; i++`. For each `i`, compute `^i` (bitwise NOT) and convert it to a binary string using `fmt.Sprintf("%b", ^i)`. This produces the two's complement representation for negative numbers (… | package main import ( "fmt" "testing" ) // BitwiseComplementSequence returns binary strings of ^i for each i in [start, end]. func BitwiseComplementSequence(start, end int) []string { result := make([]string, 0, end-start+1) for i := start; i <= end; i++ { result = append… | func TestBitwiseComplementSequence(t *testing.T) { tests := []struct { start, end int want []string }{ {0, 0, []string{"-1"}}, {0, 3, []string{"-1", "-10", "-11", "-100"}}, {-2, 0, []string{"1", "0", "-1"}}, {5, 7, []string{"-110", "-111", "-1000"}}, {-1, 1,… | Implement `func BitwiseComplementSequence(start, end int) []string` which returns a slice of strings containing the binary representations (using Go's `%b` format) of the bitwise NOT operation applied to each integer from `start` to `end` inclusive. The bitwise NOT in Go (`^i` fo… | test-first order |
