Решения codingame

apu_init_phase.rb

STDOUT.sync = true # DO NOT REMOVE
# Don't let the machines win. You are humanity's last hope...

@width = gets.to_i # the number of cells on the X axis
@height = gets.to_i # the number of cells on the Y axis

cells = Array.new

@height.times do
    line = gets.chomp # width characters, each either 0 or .
    cells << line.split('') # заполняем ряды ячейками
end

def node(cell) # проверяем ячейку на узел
    if cell == '0'
        true
    else
        false
    end
end

# row - номер ряда ряд
# cell - номер ячейки
    
@height.times do |row|
    @width.times do |cell|
        if node(cells[row][cell]) # ищем узел
            coord1 = cell.to_s + ' ' + row.to_s # записываем его координату

            if (cell + 1) == @width # если ячейка последняя в ряде
                coord2 = '-1 -1' # то у неё нет соседа справа
            else 
                1.upto(@width - cell) do |shift| # просматриваем ряд до конца в поисках узла
                    # shif - смезение поиска
                    if node(cells[row][cell + shift])
                        coord2 = (cell + shift).to_s + ' ' + row.to_s
                        break # выход из цикла поиска
                    end
                end
            end
            if coord2 == nil # если ничего не нашли
                coord2 = (cell + 1).to_s + ' ' + row.to_s
            end
            
            if (row + 1) == @height # если ниже уже некуда
                coord3 = '-1 -1'
            else 
                1.upto(@height - row) do |shift| # просматриваем столбец
                    if cells[row + shift] == nil # ряда нет
                        coord3 = cell.to_s + ' ' + (row + 1).to_s
                        break
                    elsif node(cells[row + shift][cell])
                        coord3 = cell.to_s + ' ' + (row + shift).to_s   
                        break
                    end
                end
            end
            puts coord1 + ' ' + coord2 + ' '  + coord3
        end
    end
end

# Write an action using puts
# To debug: STDERR.puts "Debug messages..."


# Three coordinates: a node, its right neighbor, its bottom neighbor

skynet_the_chasm.rb

STDOUT.sync = true # DO NOT REMOVE
# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.

@road = gets.to_i # the length of the road before the gap.
@gap = gets.to_i # the length of the gap.
@platform = gets.to_i # the length of the landing platform.

required_speed = @gap + 1

# game loop
loop do
    speed = gets.to_i # the motorbike's speed.
    coord_x = gets.to_i # the position on the road of the motorbike.
    
    # Write an action using puts
    # To debug: STDERR.puts "Debug messages..."
    
    action = "WAIT"
    
    if speed < required_speed
        action = "SPEED"
    end
    
    if speed > required_speed
        action = "SLOW"
    end
        
    if (@road - coord_x) < speed
        # Из-за огромной задержки приходтся
        # рассчитывать  оптимальный момент п
        # рыжка отталкиваясь от скорости
        action = "JUMP"
    end
    
    if coord_x >= @road + @gap
        # Момент приземления 
        action = "SLOW"
    end
        
    # A single line containing one of 4 keywords: SPEED, SLOW, JUMP, WAIT.
    puts action
end

temperature.rb

# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.

@n = gets.to_i # the number of temperatures to analyse
@temps = gets.chomp # the n temperatures expressed as integers ranging from -273 to 5526

if @n == 0
    puts 0 
    return
end

# Write an action using puts
# To debug: STDERR.puts "Debug messages..."

closest = 5526

arr = @temps.split(" ").map { |s| s.to_i }
arr.each do |t|
    if t.abs < closest.abs
        closest = t
    elsif t.abs == closest.abs && t > 0
        closest = t
    end
end

puts closest

the_descent.rb

STDOUT.sync = true # DO NOT REMOVE
# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.


# game loop
loop do
    highest = 0
    index = 0
    
    8.times do |n|
        mountain_h = gets.to_i # represents the height of one mountain, from 9 to 0.
        if mountain_h > highest
            highest = mountain_h
            index = n
        end    
    end
    
    
    # Write an action using puts
    # To debug: STDERR.puts "Debug messages..."
    
    puts index # The number of the mountain to fire on.
end

thor.rb

STDOUT.sync = true # DO NOT REMOVE
# Auto-generated code below aims at helping you parse
# the standard input according to the problem statement.
# ---
# Hint: You can use the debug stream to print initialTX and initialTY, if Thor seems not follow your orders.

# light_x: the X position of the light of power
# light_y: the Y position of the light of power
# initial_tx: Thor's starting X position
# initial_ty: Thor's starting Y position
@light_x, @light_y, @initial_tx, @initial_ty = gets.split(" ").collect {|x| x.to_i}

thor_x = @initial_tx
thor_y = @initial_ty

# game loop
loop do
    remaining_turns = gets.to_i # The remaining amount of turns Thor can move. Do not remove this line.
    
    # Write an action using puts
    # To debug: STDERR.puts "Debug messages..."
    
    STDERR.puts @light_y, thor_y
    
    direction = ''
	if thor_y > @light_y
		direction += 'N'
		thor_y -= 1
	elsif thor_y < @light_y
		direction += "S"
		thor_y += 1
	end 
	
	if thor_x > @light_x
		direction += "W"
		thor_x -= 1
	elsif thor_x < @light_x
		direction += "E"
		thor_x += 1
	end
    
    # A single line providing the move to be made: N NE E SE S SW W or NW
    puts direction
end