class MyList

Public Class Methods

new(a = []) click to toggle source

# File lib/testing.rb, line 7
def initialize(a = [])
  @list = a
end

set_correct() click to toggle source

# File lib/testing.rb, line 108
def self.set_correct
  alias_method :minimum, :minimum_correct
end

set_fast() click to toggle source

# File lib/testing.rb, line 100
def self.set_fast
  alias_method :min_max, :min_max_fast
end

set_slow() click to toggle source

# File lib/testing.rb, line 96
def self.set_slow
  alias_method :min_max, :min_max_slow
end

set_wrong() click to toggle source

# File lib/testing.rb, line 104
def self.set_wrong
  alias_method :minimum, :minimum_wrong
end

Public Instance Methods

append(a) click to toggle source

# File lib/testing.rb, line 15
def append(a)
  @list.append(a)
end

contents() click to toggle source

# File lib/testing.rb, line 11
def contents
  @list
end

find_first_position_of(a) click to toggle source

# File lib/testing.rb, line 19
def find_first_position_of(a)
  i = 0
  position = nil
  while i < @list.length
    if @list[i] == a
      position = i
      break
    end
    i += 1
  end
  return position
end

find_positions_of(a) click to toggle source

# File lib/testing.rb, line 32
def find_positions_of(a)
  positions = []
  i = 0
  while i < @list.length
    if @list[i] == a
      positions.append i
    end
    i += 1
  end
  return positions
end

maximum() click to toggle source

# File lib/testing.rb, line 44
def maximum
  i = 0
  max = @list[0]
  while i < @list.length
    if @list[i] > max
      max = @list[i]
    end
    i += 1
  end
  return max
end

min_max_fast() click to toggle source

# File lib/testing.rb, line 84
def min_max_fast
  i = 0
  min = @list[0]
  max = @list[0]
  while i < @list.length
    min = @list[i] if @list[i] < min
    max = @list[i] if @list[i] > max
    i += 1
  end
  [min, max]
end

min_max_slow() click to toggle source

# File lib/testing.rb, line 80
def min_max_slow
  [minimum, maximum]
end

minimum_correct() click to toggle source

# File lib/testing.rb, line 68
def minimum_correct
  i = 0
  min = @list[0]
  while i < @list.length
    if @list[i] < min
      min = @list[i]
    end
    i += 1
  end
  return min
end

minimum_wrong() click to toggle source

# File lib/testing.rb, line 56
def minimum_wrong
  i = 0
  min = @list[0]
  while i < @list.length
    if @list[i] > min
      min = @list[i]
    end
    i += 1
  end
  return min
end