SkyNaris
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Form Validation</title> | |
| <style> | |
| body { | |
| font-family: Arial, sans-serif; | |
| max-width: 500px; |
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| tasks = [] | |
| loop do | |
| puts "\n1. Додати задачу" | |
| puts "2. Показати задачі" | |
| puts "3. Видалити задачу" | |
| puts "4. Вийти" | |
| print "\nОберіть опцію: " | |
| choice = gets.chomp |
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| # Task 1: Find the most frequent element(s) | |
| def most_frequent_elements(array) | |
| frequency = Hash.new(0) | |
| array.each { |num| frequency[num] += 1 } | |
| max_freq = frequency.values.max | |
| result = frequency.select { |_, freq| freq == max_freq }.keys | |
| result |
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| # ruby_tasks.rb | |
| # 1. Дано цілочисельний масив. Вивести елементи з парними індексами, а потім з непарними. | |
| data = [1, 2, 3, 4, 5, 6] | |
| p (data.each_with_index.select { |_, i| i.even? } + data.each_with_index.select { |_, i| i.odd? }).map(&:first) | |
| # 2. Дано цілочисельний масив. Вивести елементи з непарними індексами, а потім з парними. | |
| data = [1, 2, 3, 4, 5, 6] | |
| p (data.each_with_index.select { |_, i| i.odd? } + data.each_with_index.select { |_, i| i.even? }).map(&:first) |