dhirabayashi

#include <iostream>
#define rep(i, n) for(int i = 0; i < (n); ++i)

using namespace std;
int main(void){
    int n;
    cin >> n;
    rep(i, n) {
        cout << i << endl;
    }

dhirabayashi

#include <iostream>
using namespace std;

int main() {
    cout << "何か入力してください >";
    int n;
    cin >> n;
    
    cout << "入力値: " <<  n << endl;

dhirabayashi

def double_list(lst):
	if lst == []:
		return []
	
	head = lst[0]
	tail = lst[1:]
	return [head * 2] + double_list(tail)


print(double_list([1, 2, 3]))    # [2, 4, 6]

dhirabayashi

public class VolatileSample {
    volatile boolean shutdownRequested = false;

    public static void main(String[] args) {
        var v = new VolatileSample();
        v.run();
    }

    private void run() {
        var th = new Thread( () -> {

dhirabayashi

import re

while True:
    print('文字を一文字入力してください >', end='')
    char = input().rstrip()

    if len(char) != 1:
        print('入力可能な文字は一文字です')
        continue

dhirabayashi

table = {'1': '一', '2': '二', '3': '三', '4': '四'}

print('プログラムを開始します。終了の際は999を入力して下さい。')
while True:
    print('番号を入力して下さい。（1～4）　> ', end='')
    num = input().rstrip()
    if num == '999':
        print('お疲れ様でした。')
        break

dhirabayashi

x = 1

while x <= 9
	y = 1

	while y <= 9
		print x.to_s + " × " + y.to_s + " ＝ " + (x * y).to_s
		print "\t"
		y += 1
	end

dhirabayashi

import java.util.List;

public class Alphabet3 {
    public static void main(String[] args) {
        final List<Character> LIST = List.of('u', 'd', 'c', 's', 't', 'b');

        for(Character c1 : LIST) {
            for(Character c2 : LIST) {
                for(Character c3 : LIST) {
                    System.out.println("" + c1 + c2 + c3);

dhirabayashi

public class VarSample {
    public static void main(String[] args) {
        var str = "test";
        System.out.println(str.toUpperCase());

        var o = new Object() {
            public int sum(int x, int y) {
                return x + y;
            }
        };

dhirabayashi

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.text.NumberFormat;

import static java.lang.System.out;

public class Calc
{
	public static void main(String[] args)