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hi

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class Puzzle
 def initialize(size)
  @field = Array.new(size) { Array.new(size) { 1 == (rand 2) } }
 end
 
 # Нажатие на любой элемент матрицы
 # приводит к инверсии всех элементов
 # в этом ряду и в этом столбце
 def press(row, col)
 ...

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def choose(m)
self.factorial / (m.factorial * (self - m).factorial)
end
def fact (n)
if n < 2
return 1
end
(2..n).inject(1) { |f, n| f * n }
end
 ...

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def choose(m)
self.factorial / (m.factorial * (self - m).factorial)
end
def fact (n)
if n < 2
return 1
end
(2..n).inject(1) { |f, n| f * n }
end
 ...

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def choose(m)
self.factorial / (m.factorial * (self - m).factorial)
end
def fact (n)
if n < 2
return 1
end
(2..n).inject(1) { |f, n| f * n }
end
 ...

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while (s=gets.chomp()) != "42" do puts s end

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puts RUBY_VERSION

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#!/usr/bin/env ruby
 
#The recursive function to find out all the expressions which evaluate to a given value
#The technique used is "backtracking"
 
def findExpr(s, expr, k)
    if s.length != 0
        expr += s[0].chr
        val = eval(expr)
 ...

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#!/usr/bin/env ruby
 
#The recursive function to find out all the expressions which evaluate to a given value
#The technique used is "backtracking"
 
def findExpr(s, expr, k)
    if s.length != 0
        expr += s[0].chr
        val = eval(expr)
 ...

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#!/usr/bin/env ruby
 
#The recursive function to find out all the expressions which evaluate to a given value
#The technique used is "backtracking"
 
def findExpr(s, expr, k)
    if s.length != 0
        expr += s[0].chr
        val = eval(expr)
 ...

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require 'fileutils'
FileUtils.pwd

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require FileUtils
FileUtils.pwd

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FileUtils.pwd

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n=gets.to_i
1.upto(n) {|x|puts "#{n} X #{x} = #{n*x}"}
gets

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1.upto(gets.to_i) {|x|puts "#{n} X #{x} = #{n*x}"}
gets

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print 'hello'

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claass  Fruta
attr_acccessor:nombre
def initialize(n="pera")
@nombre=n
end
def inspect
"La fruta es una :"+@nombre
end
end
 ...

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claass  Fruta
attr_acccessor:nombre
def initialize(n="pera")
@nombre=n
end
def inspect
"La fruta es una :"+"@nombre
end
end
 ...

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puts `ls`

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nums = []
 
5.times do |i|
        nums[i] = 20+Random.rand(11)
end
 
sorted = false
while sorted == false
 ...

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nums = 10.times.map{ 20+Random.rand(11) }
p nums

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nums = []
 
5.times do |i|
        nums[i] = 20+Random.rand(11)
end
 
sorted = false
while sorted == false
 ...

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nums = []
 
5.times do |i|
        nums[i] = 20+Random.rand(11)
p nums[i]
p i
end

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nums = []
 
5.times do |i|
        nums[i] = 20+Random.rand(11)
p nums[i]
end

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nums = []
 
5.times do
        nums[i] = 20+Random.rand(11)
p nums[i]
end

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puts "hello"

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set_trace_func proc { |event, file, line, id, binding, classname|
     printf "%8s %s:%-2d %10s %8s\n", event, file, line, id, classname
}
 
1 / 0

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a="malayalam\0"
i=0
digits=0
while(a[i]!='\0') do
  i=i+1
end
i=0
digits=i
j=digits-1
 ...

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a="malayalam\0"
i=0
digits=0
while(a[i]!='\0') do
  i=i+1
end
digits=i
j=digits-1
flag=1
 ...

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a="malayalam\0"
i=0
digits=0
while(a[i]!='\0') do
  i=i+1
end
digits=i
j=digits-1
flag=1
 ...