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cases:
- id: "sort_slice"
question: "Create a function that sorts a slice of integers in ascending order"
reference_code:
go: |
func SortSlice(slice []int) []int {
sort.Ints(slice)
return slice
}
difficulty: "easy"
description: "Basic sorting function"
- id: "binary_search"
question: "Implement binary search algorithm for a sorted slice"
reference_code:
go: |
func BinarySearch(slice []int, target int) int {
left, right := 0, len(slice)-1
for left <= right {
mid := (left + right) / 2
if slice[mid] == target {
return mid
} else if slice[mid] < target {
left = mid + 1
} else {
right = mid - 1
}
}
return -1
}
difficulty: "medium"
description: "Binary search algorithm"
- id: "fibonacci"
question: "Create a function that returns the nth Fibonacci number"
reference_code:
go: |
func Fibonacci(n int) int {
if n <= 1 {
return n
}
a, b := 0, 1
for i := 2; i <= n; i++ {
a, b = b, a+b
}
return b
}
difficulty: "easy"
description: "Fibonacci sequence"
- id: "two_sum"
question: "Find two numbers in a slice that add up to a target sum"
reference_code:
go: |
func TwoSum(nums []int, target int) []int {
seen := make(map[int]int)
for i, num := range nums {
complement := target - num
if idx, exists := seen[complement]; exists {
return []int{idx, i}
}
seen[num] = i
}
return []int{}
}
difficulty: "medium"
description: "Two sum problem"
- id: "http_handler"
question: "Create an HTTP handler that returns JSON response with user data"
reference_code:
go: |
func GetUserHandler(w http.ResponseWriter, r *http.Request) {
user := User{ID: 1, Name: "John Doe", Email: "john@example.com"}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(user)
}
difficulty: "medium"
description: "HTTP handler with JSON response"
- id: "concurrent_worker"
question: "Create a worker pool that processes jobs concurrently using goroutines"
reference_code:
go: |
func WorkerPool(jobs <-chan Job, results chan<- Result) {
for job := range jobs {
result := processJob(job)
results <- result
}
}
difficulty: "hard"
description: "Concurrent programming with goroutines"
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