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heesane / pagination.java
Created May 13, 2024 11:39
ํŽ˜์ด์ง€๋„ค์ด์…˜
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
public class pagination {
static class Pager {
private long totalCount;
private long pageSize = 10;
public Pager() {
@heesane
heesane / distance.java
Created May 6, 2024 07:50
์ž„์˜์˜ ์ขŒํ‘œ์™€ ๋‚ด ์ขŒํ‘œ ์‚ฌ์ด์˜ ๊ฑฐ๋ฆฌ๊ฐ€ ๊ฐ€์žฅ ์งง์€ ์ขŒํ‘œ๋ฅผ ํ‘œํ˜„
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
public class distance {
public static final int MAX_POINT = 10;
@heesane
heesane / html.java
Created May 6, 2024 07:17
Java Property HTML Generator
import java.io.*;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
public class html {
public static void main(String[] args) {
LinkedHashMap<String, String> system = new LinkedHashMap<>();
@heesane
heesane / 8th_workout.java
Created April 8, 2024 11:33
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 8๋ฒˆ ๋ฌธ์ œ
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Scanner;
//ํ™ฉํฌ์ƒ
public class workout_8th {
// ์—ฐ์†Œ๋“ ๊ณผ์„ธ๊ธˆ์•ก ๊ณ„์‹ผ ํ”„๋กœ๊ทธ๋žจ
// - ์ˆ˜ํ–‰ ๋ชฉ์  : Scanner์˜ ์ž…๋ ฅํ•จ์ˆ˜์™€ ์กฐ๊ฑด๋ฌธ ๋ฐ ๋ฐ˜๋ณต๋ฌธ ๊ณผ ๋ฐฐ์—ด, ํ•จ์ˆ˜๋ฅผ ํ†ตํ•œ ๊ณผ์„ธ ๋กœ์ง ์ž‘์„ฑ
// - ๊ฐ„๋žต ์†Œ๊ฐœ : ๋Œ€ํ•œ๋ฏผ๊ตญ ํ—Œ๋ฒ•์€ ๊ตญ๋ฏผ์˜ ์˜๋ฌด์™€ ๊ถŒ๋ฆฌ๋ฅผ ๊ทœ์ •ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ์ด์ค‘ ๋‚ฉ์„ธ์˜ ์˜๋ฌด๋Š” ๊ตญ
// ๋ฏผ์˜ 3๋Œ€ ์˜๋ฌด์ค‘ ํ•˜๋‚˜์ž…๋‹ˆ๋‹ค. ๋ชจ๋“  ๊ตญ๋ฏผ์€ 1๋…„ ๋™์•ˆ ์—ด์‹ฌํžˆ ๋ฒˆ ์†Œ๋“์— ๋Œ€ํ•ด์„œ ์„ธ๊ธˆ์„ ๋‚ฉ๋ถ€ํ•˜์—ฌ
@heesane
heesane / 7th_workout.java
Last active April 8, 2024 11:34
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 7๋ฒˆ ๋ฌธ์ œ
import java.util.*;
// ํ™ฉํฌ์ƒ
public class workout_7th {
public static LinkedList<Integer> lottoGenerator(){
HashSet lottos = new HashSet();
for (int i = 0; lottos.size() < 6; i++) {
int lotto = (int)(Math.random()*45)+1;
lottos.add(lotto);
}
@heesane
heesane / 6th_workout.java
Created April 8, 2024 11:32
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 6๋ฒˆ ๋ฌธ์ œ
import java.util.HashMap;
import java.util.Random;
import java.util.Scanner;
import java.util.TreeMap;
// ํ™ฉํฌ์ƒ
public class workout_6th {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
@heesane
heesane / 5th_workout.java
Last active April 8, 2024 11:34
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 5๋ฒˆ ๋ฌธ์ œ
import java.time.LocalDate;
import java.util.Arrays;
import java.util.Scanner;
// ํ™ฉํฌ์ƒ
public class workout_5th {
// ํ•œ ๋‹ฌ์˜ ๋‹ฌ๋ ฅ์„ ๋ฌธ์ž์—ด ๋ฐฐ์—ด๋กœ ์ƒ์„ฑ
private static String[] generateCalendar(int year, int month) {
LocalDate date = LocalDate.of(year, month, 1);
int dayOfWeek = date.getDayOfWeek().getValue() % 7;
@heesane
heesane / 4th_workout.java
Created April 8, 2024 11:31
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 4๋ฒˆ ๋ฌธ์ œ
// ํ™ฉํฌ์ƒ
import java.util.Scanner;
import java.util.Random;
public class workout_4th {
// ๊ณผ์ œ 4 - ์ฃผ๋ฏผ๋“ฑ๋ก๋ฒˆํ˜ธ ์ƒ์„ฑ ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•œ๋‹ค.
// ์ˆ˜ํ–‰ ๋ชฉ์  : Scanner์˜ ์ž…๋ ฅํ•จ์ˆ˜์™€ ์กฐ๊ฑด๋ฌธ ๋ฐ Randomํด๋ž˜์Šค๋ฅผ ํ†ตํ•œ ์ฃผ๋ฏผ๋ฒˆํ˜ธ ์ƒ์„ฑ ๋กœ์ง ์ž‘์„ฑ
// - ๊ฐ„๋žต ์†Œ๊ฐœ : ์ฃผ๋ฏผ๋ฒˆํ˜ธ๋Š” ์ถœ์ƒ๋…„๋„์™€ ์ถœ์ƒ์›”๊ณผ ์„ฑ๋ณ„์— ๋Œ€ํ•œ ๋‚ด์šฉ์„ ํฌํ•จํ•˜์—ฌ ๋งŒ๋“ค์–ด์ง€๋Š” ์ˆซ์ž๋กœ ๋œ
// ์ฒด๊ณ„์ž…๋‹ˆ๋‹ค. ์ด์— 2020๋…„๋„ ๋ถ€ํ„ฐ ์ƒ์„ฑ ์กฐ๊ฑด์ด ๋ณ€๊ฒฝ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ์กฐ๊ฑด์— ๋งž๊ฒŒ ์ƒ์„ฑํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•ด ๋ณด์„ธ์š”.
// - ์ž…๋ ฅ๊ฐ’์€ 2020๋…„๋„ ์ดํ›„๋กœ ์ž…๋ ฅํ•œ๋‹ค๋Š” ์ „์ œ๋กœ ์ž‘์„ฑํ•ด ์ฃผ์„ธ์š”.
@heesane
heesane / 3rd_workout.java
Created April 1, 2024 16:25
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 3๋ฒˆ ๋ฌธ์ œ
// ํ™ฉํฌ์ƒ
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
// 3๋ฒˆ ๊ณผ์ œ - ๋†€์ด๋™์‚ฐ ์ž…์žฅ๊ถŒ ๊ณ„์‚ฐ ํ”„๋กœ๊ทธ๋žจ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค.
// - ์ˆ˜ํ–‰ ๋ชฉ์  : Scanner์˜ ์ž…๋ ฅํ•จ์ˆ˜์™€ ๋‹ค์ค‘ ์กฐ๊ฑด๋ฌธ์„ ํ†ตํ•œ ์ž…์žฅ๊ถŒ ๊ณ„์‚ฐ ๋กœ์ง ์ž‘์„ฑ
// - ๊ฐ„๋žต ์†Œ๊ฐœ : ๋†€์ด๋™์‚ฐ์˜ ์ž…์žฅ๊ถŒ์€ ๋‚˜์ด์™€ ๊ธฐํƒ€ ์šฐ๋Œ€์‚ฌํ•ญ์— ๋”ฐ๋ผ ์ž…์žฅ๋ฃŒ๊ฐ€ ๋‹ฌ๋ผ์ง‘๋‹ˆ๋‹ค
// ๋ฌธ์ œ์—์„œ ์ฃผ์–ด์ง„ ์กฐ๊ฑด์— ๋งž๋Š” ์ž…์žฅ๋ฃŒ๋ฅผ ๊ตฌํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•ด ๋ณด์„ธ์š”.
@heesane
heesane / 2nd_workout.java
Created April 1, 2024 13:11
์ œ๋กœ๋ฒ ์ด์Šค 1์ฃผ์ฐจ 2๋ฒˆ ๋ฌธ์ œ
// ํ™ฉํฌ์ƒ
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
// 2๋ฒˆ ๊ณผ์ œ - ๊ฒฐ์ œ ๊ธˆ์•ก ์บ์‹œ๋ฐฑ ๊ณ„์‚ฐ ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•œ๋‹ค.
// - ์ˆ˜ํ–‰ ๋ชฉ์  : Scanner์˜ ์ž…๋ ฅํ•จ์ˆ˜์™€ ์กฐ๊ฑด๋ฌธ์„ ํ†ตํ•œ ์บ์‹œ๋ฐฑ ๊ณ„์‚ฐ ๋กœ์ง ์ž‘์„ฑ
// - ๊ฐ„๋žต ์†Œ๊ฐœ : ์ง๋ถˆ์นด๋“œ๋กœ ๊ฒฐ์ œ๋ฅผ ํ•˜๊ฒŒ๋˜๋ฉด ์ด์— ๋Œ€ํ•œ ์บ์‹œ๋ฐฑ์„ ์ œ๊ณตํ•ด ์ค๋‹ˆ๋‹ค. ์ฃผ์–ด์ง„ ์บ์‹œ๋ฐฑ
// ๊ธˆ์•ก์„ ๊ณ„์‚ฐํ•˜๋Š” ํ”„๋กœ๊ทธ๋žจ์„ ์ž‘์„ฑํ•ด ๋ณด์„ธ์š”.