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[
{
"from": "human",
"value": "You are given a list of numerical values `data` and a loss function `loss_fn`. Your task is to implement a function `minimize_loss` that finds the value of `x` that minimizes the total loss when `loss_fn` is applied to the difference between each element in `data` and `x`. Use a... |
[
{
"from": "human",
"value": "You are given a nested list of integers and a function. Your task is to implement a function `apply_to_elements` that applies the provided function to each integer in the nested list, returning a new nested list with the results. The solution must be iterative and handle arbitra... |
[
{
"from": "human",
"value": "You are tasked with implementing a simple rule-based chatbot. The chatbot should respond to specific keywords with predefined messages. The chatbot should be case-insensitive. Your function will receive a string as input and should return a string as output based on the followin... |
[
{
"from": "human",
"value": "You are given a list of stations and a number of coach tickets. Implement a recursive backtracking algorithm to explore all possible routes starting from the first station. At each recursive step, simulate the expiration of a random number of tickets (between 0 and the number of... |
[
{
"from": "human",
"value": "You are participating in an email classification challenge. You are provided with a dataset of emails, each labeled as either \"spam\" or \"not spam\". Each email is represented as a list of words. You have access to the following statistics:\n\n- `p_spam`: the prior probability... |
[
{
"from": "human",
"value": "You are given a list of daily temperatures recorded over a month. Your task is to implement a function `calculate_average_temperature` that computes the average temperature for the month. The result should be rounded to one decimal place. If the list is empty, the function shoul... |
[
{
"from": "human",
"value": "You are given a string `s` consisting of lowercase English letters and an integer `k`. Your task is to remove exactly `k` characters from the string to obtain the lexicographically smallest possible string. The length of the string `s` will be between 1 and 1000, and `k` will be... |
[
{
"from": "human",
"value": "In a programming challenge, you are required to implement a function named `format_arguments` that accepts a variable number of positional and keyword arguments. The function must ensure that all keyword arguments have unique values. It should return a tuple with two elements:\n... |
[
{
"from": "human",
"value": "You are given a list of temperature readings in Celsius. Your task is to implement a function `calculate_average_temperature` that computes the average temperature from the list. If the list is empty, the function should return `None`. \n\n**Input:**\n- A list of integers or flo... |
[
{
"from": "human",
"value": "Implement a simple hash table that supports the operations: insert, delete, and lookup. The hash table should handle collisions using chaining. The hash table should be initialized with a size of 10. For the insert operation, if the key already exists, update the value. For the ... |
[
{
"from": "human",
"value": "You are given a text file named `sample.txt` containing well-formed English text. Your task is to write a Python script that reads this file, counts the frequency of each word, and outputs the words along with their frequencies in descending order of frequency. The script should... |
[
{
"from": "human",
"value": "Given a singly linked list where each node contains a positive integer, compute the product of all unique values in the list. Each unique value should be multiplied only once, regardless of its frequency in the list.\n\n**Input:**\n- The first line contains an integer `n`, the n... |
[
{
"from": "human",
"value": "You are given an array of integers. Implement an optimized version of the bubble sort algorithm that includes a mechanism to terminate early if the array becomes sorted before completing all passes. Your function should return the sorted array.\n\n**Input:**\n- An array of integ... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `font_parser(context, font_string)` that processes a font configuration request. The function should parse a given `font_string` to extract the font name and requested weights, then consult a `context` dictionary to determine which of ... |
[
{
"from": "human",
"value": "You are tasked with implementing a class `BigInt` that supports basic arithmetic operations (addition and multiplication) on large integers without using any built-in support for arbitrary-precision integers. Your implementation should handle potential integer overflow issues ma... |
[
{
"from": "human",
"value": "You are given two strings, `str1` and `str2`. Your task is to determine if they are anagrams of each other. Two strings are considered anagrams if they contain the same characters in any order, ignoring spaces and case sensitivity. Write a function `are_anagrams` that returns `T... |
[
{
"from": "human",
"value": "You are given the task to implement a function `generate_xml_element` that constructs an XML element with specified attributes and values. The function must URL-encode all attribute values. Your function should adhere to the following specifications:\n\n- **Function Signature**:... |
[
{
"from": "human",
"value": "You are given a text file named \"sample.txt\". Your task is to write a program that reads this file and counts the occurrences of each word, ignoring case differences and treating words as sequences of characters separated by spaces or punctuation. The output should list each u... |
[
{
"from": "human",
"value": "You are given a polynomial represented as a list of tuples, where each tuple contains a coefficient and an exponent. Your task is to write a function `polynomial_scalar_multiplication(poly, scalar)` that multiplies each coefficient of the polynomial by a given scalar. The polyno... |
[
{
"from": "human",
"value": "You are tasked with implementing a function to compute the nth Fibonacci number efficiently. To achieve this, you must use memoization to optimize the recursive approach. Your function should be able to handle large values of `n` without excessive computation time.\n\n**Input:**... |
[
{
"from": "human",
"value": "You are given two lists: `groups` and `colors`. Each element in `groups` corresponds to an element in `colors` at the same index. Your task is to implement a function `create_group_color_dict` that constructs a nested dictionary. The outer dictionary's keys are the group names, ... |
[
{
"from": "human",
"value": "You are tasked with implementing a Python class named `FileReader` designed to handle the reading of text files. The class must include two methods: `__init__` and `read_file`. The `__init__` method should accept a single parameter, `file_path`, representing the path to the file... |
[
{
"from": "human",
"value": "You are given a date in the year 2023. Your task is to determine the astronomical season for the Northern Hemisphere based on the following equinox and solstice dates:\n- Spring Equinox: March 20, 2023\n- Summer Solstice: June 21, 2023\n- Autumn Equinox: September 22, 2023\n- Wi... |
[
{
"from": "human",
"value": "You are tasked with simulating the rolling of a fair six-sided die 100 times. Your goal is to determine the frequency of each face appearing. Implement a function `roll_die_100_times` that returns a dictionary with keys as the face values (1 through 6) and values as the count of... |
[
{
"from": "human",
"value": "Given a singly linked list and an integer `k`, determine the value of the `k`th node from the end of the list. If the list contains fewer than `k` nodes, return `None`. Your solution must operate in constant space complexity.\n\n**Input:**\n- The first line contains the number o... |
[
{
"from": "human",
"value": "You are tasked with designing a data structure to manage a collection of movies. Each movie has the following attributes: title, director, genre, release year, and rating. Your data structure should support the following operations efficiently:\n\n1. **Add a movie**: Add a new m... |
[
{
"from": "human",
"value": "You are given two strings `s1` and `s2`. Your task is to find the longest common substring between them. If there are multiple substrings of the same maximum length, return the first one found.\n\n**Input:**\n- The first line contains the string `s1`.\n- The second line contains... |
[
{
"from": "human",
"value": "You are given an array of integers. First, sort the array using a non-comparison based sorting algorithm (such as radix sort, counting sort, or bucket sort). Then, determine the most frequent number in the sorted array. In case of a tie, return the largest number among the most ... |
[
{
"from": "human",
"value": "Mr. X and Mr. Y are playing a game where Mr. X challenges Mr. Y with the following problem: Given a positive integer \\( N \\), Mr. Y must rearrange its digits to form the smallest possible prime number without leading zeros. If no such prime number can be formed, output \\(-1\\... |
[
{
"from": "human",
"value": "You are given a string `s` consisting of various ASCII characters. Your task is to implement a function `clean_string` that processes this string by removing all non-printable ASCII characters (characters with ASCII codes outside the range 32 to 126 inclusive). The function shou... |
[
{
"from": "human",
"value": "You are given a 2D NumPy array `data` representing a dataset with `n` samples and `m` features. Your task is to split this dataset into `k` batches along the first axis (i.e., the samples axis) such that each batch contains samples as evenly distributed as possible with respect ... |
[
{
"from": "human",
"value": "You are tasked with implementing a function that generates the Fibonacci sequence up to a specified integer `n`. The function should be a generator that yields each Fibonacci number one by one. Your implementation should efficiently handle cases where `n` is large.\n\n**Input:**... |
[
{
"from": "human",
"value": "You are given three arrays: `fieldA`, `fieldB`, and `params`. `fieldA` and `fieldB` are 2D arrays of shape `(N, 4)` where `N` is the number of modes. The first column corresponds to `l=0` mode, and the next three columns correspond to `l=1` modes. `params` is an object containin... |
[
{
"from": "human",
"value": "You are given a positive integer \\( n \\). Your task is to find \\( k \\) positive integers \\( a_1, a_2, \\ldots, a_k \\) such that:\n\n1. \\( a_1 + a_2 + \\ldots + a_k = n \\)\n2. \\( \\text{LCM}(a_1, a_2, \\ldots, a_k) \\le \\frac{n}{2} \\)\n\nHere, \\( \\text{LCM} \\) denot... |
[
{
"from": "human",
"value": "You are given a DataFrame `df` with `n` columns of numerical data, where some entries are missing, represented as `NaN`. Your task is to implement a function `fill_missing_values(df)` that fills these missing values with the trimmed mean (trimmed by 5%) of the respective column.... |
[
{
"from": "human",
"value": "You are given a list of strings, where each string represents a sentence. Your task is to write a function that returns a new list with each sentence reversed. The reversal should include all characters, including punctuation and spaces, so that each sentence is read from right ... |
[
{
"from": "human",
"value": "Drazil is planning a dinner party and can only invite friends if the total number of unhappy friends is a prime number at the beginning of that day. He must select the smallest possible subset of unhappy friends to invite. Given a list of friends where `True` indicates a happy f... |
[
{
"from": "human",
"value": "You are given a string `s`. Your task is to implement a function `countNonWhitespaceCharacters` that returns the count of all non-whitespace characters in the string, excluding any alphanumeric characters that appear within double quotes. Whitespace characters are defined as spa... |
[
{
"from": "human",
"value": "You are given a string `S` and a list of characters `C`. Your task is to implement a function that removes all occurrences of the characters in `C` from `S` without altering the case of `S`. You are not allowed to use any built-in string methods such as `replace` or `remove`. \n... |
[
{
"from": "human",
"value": "You are given a dictionary where each key is a string and each value is a list of integers. Your task is to write a function named `sum_values` that computes a new dictionary. This new dictionary should have the same keys as the input dictionary, but each key should be associate... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `calculate_factorial` that computes the factorial of a given integer `n`. The factorial of a non-negative integer `n` is the product of all positive integers less than or equal to `n`. If `n` is negative, the function should return `No... |
[
{
"from": "human",
"value": "You are tasked with implementing a `BankAccount` class in Python that simulates basic banking operations. The class should support the following functionalities:\n\n- **Initialization**: Create a bank account with a unique account number and an optional starting balance.\n- **De... |
[
{
"from": "human",
"value": "You are given a list of words. Your task is to sort these words first by their length in descending order. If two words have the same length, they should be sorted alphabetically in ascending order. Implement a function `sort_words_by_length` that takes a list of words as input ... |
[
{
"from": "human",
"value": "You are given an array of integers `nums` and an integer `k`. Your task is to determine the number of unique pairs `(a, b)` such that `a + b = k`. Each element in `nums` can be used at most once in a pair, but if the same number appears multiple times in `nums`, it can be used i... |
[
{
"from": "human",
"value": "You are given a list of integers. Your task is to write a function that removes all duplicate elements from the list and returns a new list with the remaining elements sorted in ascending order.\n\n**Input:**\n- A list of integers, `input_list`.\n\n**Output:**\n- A list of integ... |
[
{
"from": "human",
"value": "Anton and Artur are old friends who are practicing writing strings. Anton writes strings of length \\( N \\) using an alphabet of size \\( M \\), while Artur writes strings of length \\( M \\) using an alphabet of size \\( N \\). Both start writing simultaneously and must comple... |
[
{
"from": "human",
"value": "Given a string `s`, find the longest palindromic substring within `s`. If there are multiple substrings of the same maximum length, return any one of them.\n\n**Input:**\n- A single string `s` (1 ≤ |s| ≤ 1000), consisting of lowercase English letters.\n\n**Output:**\n- A string ... |
[
{
"from": "human",
"value": "You are given a 2D grid of size N x M, where each cell can be empty (0), contain a static obstacle (1), or be part of a dynamic obstacle pattern that changes every minute. Your task is to find the shortest path from the starting position (x, y) to the ending position (X, Y), avo... |
[
{
"from": "human",
"value": "You are tasked with implementing a `ShoppingCart` class in Python. The class should support the following operations:\n\n- `add_item(item, price)`: Adds an item to the shopping cart with the specified price. If the item already exists, update its price to the new value.\n- `remo... |
[
{
"from": "human",
"value": "You are given a list of integers. Your task is to classify these integers into two separate lists: one for even numbers and another for odd numbers. Implement a function that takes a list of integers as input and returns a tuple of two lists. The first list should contain all th... |
[
{
"from": "human",
"value": "You are given a list of URLs. Your task is to write a Python function that extracts and returns a list of domain names from these URLs. The domain name is defined as the network location part of the URL (i.e., the part after the protocol and before any path or query parameters).... |
[
{
"from": "human",
"value": "You are given a car's speed and fuel consumption patterns over a period of time. The speed in the t-th minute is defined by the quadratic function \\(v(t) = a \\cdot t + b\\) kilometers per minute, and the fuel consumption in the t-th minute is defined by the quadratic function ... |
[
{
"from": "human",
"value": "You are tasked with implementing a Python class `DatabaseConnection` that manages SQLite database connections and queries. The class should support the following functionalities:\n\n1. Establish a connection to a SQLite database only once.\n2. Execute SQL queries using the estab... |
[
{
"from": "human",
"value": "You are tasked with generating a random undirected connected graph with `n` nodes and `m` edges. The graph should be represented as an adjacency list, where each edge has a random weight between 1 and 10. Ensure that the graph is connected and contains no duplicate edges.\n\n**I... |
[
{
"from": "human",
"value": "You are given an array `arr` of length `N` consisting of integers where each integer is either `0` or `1`. The array represents a row of light bulbs, where `1` indicates the light bulb is on, and `0` indicates it is off. Define a function `f(n) = n * (n + 1) // 2` which computes... |
[
{
"from": "human",
"value": "You are tasked with implementing a variant of the Ackermann-Peter function, known as the Modified Ackermann-Peter function, denoted as A'(m, n). The function is defined recursively as follows:\n\n- If \\( m = 0 \\), then \\( A'(m, n) = n + 2 \\).\n- If \\( m > 0 \\) and \\( n = ... |
[
{
"from": "human",
"value": "You are given a sorted list of integers `numbers` and a target integer `target`. Your task is to implement a function `find_target_index` that returns the index of the first occurrence of the `target` in the `numbers` list. The function must run in O(log n) time complexity. If t... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `create_employee` that simulates the creation of employee records. The function should accept two mandatory parameters, `first_name` and `last_name`, and one optional parameter, `position`, which defaults to \"Employee\". The function ... |
[
{
"from": "human",
"value": "You are given a string `s`. Your task is to write a function `reverse_vowels(s)` that returns a new string where all the vowels in `s` are reversed in order, while all other characters remain in their original positions. Vowels are defined as 'a', 'e', 'i', 'o', 'u' (both upperc... |
[
{
"from": "human",
"value": "You are given a dictionary `book_dict` representing a collection of books. Each key in `book_dict` is a book title, and the corresponding value is another dictionary containing details about the book. This nested dictionary has two keys: `\"pages\"` and `\"chapters\"`. The value... |
[
{
"from": "human",
"value": "You are given a list of non-negative integers where each integer represents the height of a wall at that position. Your task is to determine the maximum amount of water that can be trapped between these walls after raining. Write a Python function to solve this problem.\n\n**Inp... |
[
{
"from": "human",
"value": "You are given a CSV file named `student_scores.csv` with the following format: `StudentID`, `StudentName`, `Score`. Your task is to write a Python function `calculate_averages()` that reads this file and computes the average score for each student. The function should return a d... |
[
{
"from": "human",
"value": "You are tasked with implementing a `Circle` class in Python. The class should have an initializer that accepts the radius of the circle as a parameter. Implement methods to compute the area and circumference of the circle. Ensure that your class and methods are well-documented w... |
[
{
"from": "human",
"value": "Implement a recursive function to generate the coordinates of a Koch snowflake. The function should take two parameters: the side length of the initial equilateral triangle and the number of iterations. The output should be a list of tuples representing the coordinates of the ve... |
[
{
"from": "human",
"value": "You are given a list of 3D points in space, each representing the center of a cluster. Your task is to compute the average Euclidean distance of these cluster centers from the origin (0,0,0), but only for points that lie within a 45-degree angular sector centered around the x-ax... |
[
{
"from": "human",
"value": "You are given a dataset of scientific papers, each represented as a dictionary with the following keys:\n- `paper_id`: a unique identifier for the paper.\n- `references`: a list of dictionaries, where each dictionary represents a reference made by the paper and has the following... |
[
{
"from": "human",
"value": "You are given a list of sentences. For each sentence, determine the number of positive and negative words it contains. Use the predefined lists of positive and negative words. Return a list of dictionaries, where each dictionary contains the counts of positive and negative words... |
[
{
"from": "human",
"value": "You are given an encoded string `s` consisting of lowercase English letters and digits. The string `s` is encoded in the format `k[encoded_string]`, where `k` is a positive integer and `encoded_string` can be nested up to 5 layers deep. Your task is to decode the string and retu... |
[
{
"from": "human",
"value": "You are given a list `lst` and an integer `idx`. Your task is to implement a function `optimize_list_access` that returns the element at the index `idx` in the list `lst`. If `idx` is out of the bounds of the list, the function should return `None` instead of raising an error.\n... |
[
{
"from": "human",
"value": "You are given a string `s`. Your task is to implement a function that returns a dictionary. Each key in the dictionary should be a unique word from the string, and the corresponding value should be a list of 0-based indices indicating the positions where the word appears in the ... |
[
{
"from": "human",
"value": "You are given a list of words. Your task is to write a function `unique_word_count` that processes this list and returns the number of words that appear exactly once, ignoring case sensitivity and excluding any words that start with a digit. Hyphenated words should be treated as... |
[
{
"from": "human",
"value": "You are given a positive integer `n`. Your task is to write a Python function that returns a list of all prime numbers less than or equal to `n`. Implement the Sieve of Eratosthenes algorithm to solve this problem efficiently.\n\n**Input:**\n- A single integer `n` (2 ≤ n ≤ 10^6)... |
[
{
"from": "human",
"value": "You are given the task to implement a function `create_query_simulator` that mimics a simple database query system. The function accepts two parameters: a dictionary `query_dict` and a `default` value. The dictionary maps potential query keys to their corresponding return values... |
[
{
"from": "human",
"value": "You are tasked with generating all unique anagrams of a given string and returning them in alphabetical order. Your program should handle strings of varying lengths and character compositions. For instance, given the input string \"abc\", your program should output the list ['ab... |
[
{
"from": "human",
"value": "You are tasked with implementing a function to establish a secure connection to a remote device using a symmetric key. The function should handle different transport protocols and manage multiple connection attempts asynchronously. The function should take the following paramete... |
[
{
"from": "human",
"value": "You are organizing a tournament with \\(2^N\\) participants. The participants are initially lined up in order from 1 to \\(2^N\\). For a given integer \\(k\\) where \\(0 \\le k \\le 2^N - 1\\), the first \\(k\\) participants are moved to the end of the line without changing thei... |
[
{
"from": "human",
"value": "You are given two 2D matrices `mat1` and `mat2`. Your task is to implement a function `subtract_matrices2D(mat1, mat2)` that computes the difference between `mat1` and `mat2` and returns the result as a sparse matrix. The sparse matrix should only include non-zero elements, repr... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `format_message` that processes a given message string. The function should prepend a specified prefix character to the message, replace all underscores in the message with spaces, and convert each vowel to its corresponding position i... |
[
{
"from": "human",
"value": "You are given multiple test cases to process in a single run. Each test case begins with an integer `n` (1 ≤ n ≤ 100,000), followed by `n` integers representing the laziness levels of students and another `n` integers representing the difficulties of tasks. The number of test ca... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `count_words_in_file(filepath)` that processes a text file and returns a dictionary containing the frequency of each unique word, ignoring case and punctuation. The function should handle large files efficiently, ensuring that memory u... |
[
{
"from": "human",
"value": "You are given a game board represented as an object with the following properties:\n- `rows`: An integer representing the number of rows in the game board.\n- `columns`: An integer representing the number of columns in the game board.\n- `matrix`: A 2D list of integers where eac... |
[
{
"from": "human",
"value": "You are tasked with implementing the merge sort algorithm to sort an array of integers in non-decreasing order. Your function `merge_sort(arr)` should take an array `arr` as input and return the sorted array.\n\n**Input:**\n- The first line contains an integer `n` (1 ≤ n ≤ 10^5)... |
[
{
"from": "human",
"value": "You are given a list of integers. Your task is to determine the length of the longest increasing subsequence within the list. An increasing subsequence is defined as a sequence where each element is strictly greater than the preceding one.\n\n**Input:**\n- A single line containi... |
[
{
"from": "human",
"value": "You are tasked with implementing a `Library` class in Python to manage a collection of books. Each book is uniquely identified by its ISBN and has a title and an author. Your class should support the following operations:\n\n1. `add_book(title, author, isbn)`: Adds a new book to... |
[
{
"from": "human",
"value": "You are tasked with implementing a `Vector2D` class in Python that represents a 2-dimensional vector. The class should support basic vector operations including addition, subtraction, scalar multiplication, and scalar division. Additionally, it should provide a string representa... |
[
{
"from": "human",
"value": "You are given two integers, `start` and `end`. Your task is to write a Python program that outputs all prime numbers within the inclusive range `[start, end]`. The program should read the integers `start` and `end` from the standard input and print the list of prime numbers in a... |
[
{
"from": "human",
"value": "You are given a set of distinct integers. Your task is to generate all possible subsets of this set. The subsets should be returned as a list of lists, where each inner list represents a subset. The order of subsets in the output does not matter.\n\n**Input:**\n- A set of distin... |
[
{
"from": "human",
"value": "You are organizing a barbecue and need to buy hotdogs and buns. Hotdogs come in packs of `hotdogs_per_pack` and buns come in packs of `buns_per_pack`. You must buy at least one pack of each type. Your goal is to minimize the absolute difference between the total number of hotdog... |
[
{
"from": "human",
"value": "You are given a list of integers. Your task is to determine the number of distinct elements in the list. Optimize your solution to minimize the number of iterations and utilize efficient data structures.\n\n**Input:**\n- The first line contains an integer `n` (1 ≤ n ≤ 10^5), the... |
[
{
"from": "human",
"value": "You have acquired a dictionary of \\( N \\) words from a forgotten language and a list of \\( K \\) modern phrases. For each word in the dictionary, determine if it appears as a subsequence in any of the modern phrases. If it does, identify one such phrase and calculate the mini... |
[
{
"from": "human",
"value": "Implement two data structures, a stack and a queue, with the following operations:\n- **Stack**: `push(item)`, `pop()`, `peek()`, `is_empty()`\n- **Queue**: `enqueue(item)`, `dequeue()`, `peek()`, `is_empty()`\n\nFor the stack, `push` adds an item to the top, `pop` removes the t... |
[
{
"from": "human",
"value": "You are given two files, an original file and a transferred file. Your task is to write a program that verifies the integrity of the transferred file by comparing its SHA-256 hash with that of the original file. The program should handle files up to 1 GB in size efficiently. \n\... |
[
{
"from": "human",
"value": "You are given a directed graph with `V` vertices and `E` edges, represented as an adjacency list using a dictionary. Your task is to compute the transitive closure of the graph. The transitive closure of a graph is a new graph where each node `u` has an edge to every node `v` th... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `generate_fibonacci(n: int)` that computes the first `n` numbers of the Fibonacci sequence and returns them as a list. The Fibonacci sequence is defined as follows: F(0) = 0, F(1) = 1, and F(n) = F(n-1) + F(n-2) for n >= 2. Your functi... |
[
{
"from": "human",
"value": "You are tasked with implementing a function `calculate_discount` for a shopping application. This function should compute the final price of a product after applying a discount. The function accepts two parameters: `original_price`, a positive floating-point number indicating th... |
[
{
"from": "human",
"value": "You are tasked with implementing a `Bookshelf` class in Python to manage a collection of books. Each book is represented as a dictionary with the following keys: 'title', 'author', 'genre', and 'publication_year'. Your `Bookshelf` class should support the following operations:\n... |
[
{
"from": "human",
"value": "You are given a list of blog posts, each identified by a unique integer `id` and associated with a list of comments. Each comment is represented as a dictionary with the following keys: `is_first`, `is_removed`, `needs_review`, and `is_spam`, all of which are boolean values. You... |
[
{
"from": "human",
"value": "You are given a ladder with cards numbered in a Fibonacci-like sequence starting with 1 and 2. Each card is colored blue if its number is an Armstrong number, otherwise red. An Armstrong number is a number that is equal to the sum of its own digits each raised to the power of th... |
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