YuukiARIA

using NUnit.Framework;
using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine.TestTools.Constraints;
using Is = UnityEngine.TestTools.Constraints.Is;

enum Language
{
    Ruby, CSharp, Elixir

YuukiARIA

module Peano
  O = [].freeze

  def succ(n)
    n | [n]
  end

  def pred_rec(n, p, q)
    if n == p
      q

YuukiARIA

module Church
  Z    = -> (s) { -> (z) { z } }
  SUCC = -> (x) { -> (s) { -> (z) { s[x[s][z]] } } }
  ADD  = -> (x) { -> (y) { -> (s) { -> (z) { y[s][x[s][z]] } } } }

  def value(x, succ: -> (n) { n + 1 }, unit: 0)
    x[succ][unit]
  end
end

YuukiARIA

package sandbox;

class First
{
	public static Second setName(String name)
	{
		return new Second(name);
	}
}

YuukiARIA

use strict;
use warnings;

use List::Util qw/sum reduce/;

use Test::More;

sub sample1 {
    my ( $a, $b ) = @_;
    if ( !$a && !$b ) {

YuukiARIA

public class Main
{
	private static void swap(Integer a, Integer b) // Integer使って参照（共有）渡し
	{
		Integer t = a;
		a = b;
		b = t;
	}

	public static void main(String[] args)

YuukiARIA

#include <cstdio>
using namespace std;

void swap(int &a, int &b)
{
	int t = a;
	a = b;
	b = t;
}

YuukiARIA

#include <iostream>

using namespace std;

struct Node {
	int m_value;
	Node *m_prev;
	Node *m_next;
};

YuukiARIA

環状リストです。

       +----+
       |    |
      [0]   |
       |    |
      [1]   |
       |    |
      [2]   |

YuukiARIA

// This is a well-compiled java class!
class A
{
	A(A A) { } A
	A(A A) { return new A(A); }
}