glukianets

// swift-interface-format-version: 1.0
// swift-compiler-version: Apple Swift version 6.0 effective-5.10 (swiftlang-6.0.0.7.43 clang-1600.0.25.3)
// swift-module-flags: -target arm64e-apple-ios18.1 -enable-objc-interop -enable-library-evolution -swift-version 5 -enforce-exclusivity=checked -O -library-level api -enable-experimental-feature Macros -enable-experimental-feature ExtensionMacros -enable-experimental-feature IsolatedAny2 -enable-upcoming-feature InferSendableFromCaptures -enable-bare-slash-regex -user-module-version 6.1.19.2.102 -module-name SwiftUI -package-name SwiftUI
import Combine
import CoreData
import CoreFoundation
@_exported import CoreGraphics
@_exported import CoreTransferable
@_exported import DeveloperToolsSupport
import Foundation

glukianets

func queen(atFile file: Int, rank: Int) -> UInt64 {
    0b00000001_00000001_00000001_00000001_00000001_00000001_00000001_00000001 << (file) |
    0b00000000_00000000_00000000_00000000_00000000_00000000_00000000_11111111 << (rank * 8) |
    0b10000000_01000000_00100000_00010000_00001000_00000100_00000010_00000001 >> ((file - rank) * 8) |
    0b00000001_00000010_00000100_00001000_00010000_00100000_01000000_10000000 >> ((7 - file - rank) * 8)
}

func occupiedIndices(in board: UInt64) -> some Sequence<(file: Int, rank: Int)> {
    sequence(state: (board, 0)) { state in
        let offset = state.0.trailingZeroBitCount

glukianets

public enum JSONValue: Codable & Hashable & Sendable & LosslessStringConvertible {
    private struct ParseError: Error {}
    
    static let decoder: JSONDecoder = {
        let decoder = JSONDecoder()
        decoder.allowsJSON5 = true
        return decoder
    }()
    
    static let encoder: JSONEncoder = {

glukianets

extension String {
    private static let excapesRegex: Regex = /\\(?<a>[bfnrtv0])|\\(?<x>x\H{2})|(?<u>(?:\\u\H{4})+)/

    struct InvalidEscapeSequenceError: Error {
        let value: Substring
    }
    
    func unescaped() throws -> String {
        try self.replacing(Self.excapesRegex) { match in
            if let a = match.a {

glukianets

//
//  RDSwipeView.h
//  RDSwipeView
//
//  Created by Gleb Lukianets on 31/03/16.
//  Copyright © 2016 Gleb Lukianets. All rights reserved.
//

#import <UIKit/UIKit.h>

glukianets

infix operator .=: AssignmentPrecedence

func .=<T, U>(_ kp: WritableKeyPath<T, U>, _ value: U) -> (inout T) -> () {
    { $0[keyPath: kp] = value }
}

protocol Cloneable { }

extension Cloneable {
    func clone(with modifiers: (inout Self) -> ()...) -> Self {

glukianets

#include <iostream>

#include <type_traits>
#include <tuple>
#include <limits>
#include <functional>

////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////

glukianets

namespace impl {

template<typename T>
struct FlatTypeTraits;

template<typename T, size_t L>
struct FlatTypeTraits<std::array<T, L>> {
    template<typename AccT, typename CallableT>
    static constexpr void acc(const std::array<T, L> &array, AccT &acc, CallableT &&callable) {
        for (const T &element : array)

glukianets

let numerals: [Character:Int] = ["I": 1, "V": 5, "X": 10, "L": 50, "C": 100, "D": 500, "M": 1000]

func parse(romanNumeral numeral: String) -> Int {
    return numeral.compactMap { numerals[$0] }.reversed().reduce((0, 0)) { $0.1 <= $1 ? ($0.0 + $1, $1) : ($0.0 - $1, 0) }.0
}

assert(parse(romanNumeral: "MMXIX") == 2019)

glukianets

// Code golf: print factorial value of a highest digit in a number, function signature:
// int fact(int n)
  
int fact(int n) {return n>0?MAX(n%10*fact(n%10-1),fact(n/10)):1;}