Competitive Programming

Kumpulan solusi soal-soal competitive programming dari platform LeetCode, ditulis menggunakan Python dan SQL. Repository ini dibuat sebagai dokumentasi perjalanan belajar dan latihan problem solving.

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Statistik

Kategori	Easy	Medium	Hard	Total
Python	17	8	2	27
SQL	5	-	-	5
Total	22	8	2	32

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Struktur Proyek

competitive-programming/
├── python/
│   ├── easy/                # Soal Python tingkat Easy (17 soal)
│   ├── medium/              # Soal Python tingkat Medium (8 soal)
│   └── hard/                # Soal Python tingkat Hard (2 soal)
├── sql/                     # Soal SQL (5 soal)
├── scripts/                 # Script otomasi
└── README.md

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Daftar Soal

Python - Easy (17 soal)

#	Soal	File
1	Best Time To Buy And Sell Stock	best-time-to-buy-and-sell-stock.py
2	Check If Array Is Good	check-if-array-is-good.py
3	Concatenation Of Array	concatenation-of-array.py
4	Contains Duplicate	contains-duplicate.py
5	Find Disappeared Numbers	find-disappeared-numbers.py
6	Fizz Buzz	fizz-buzz.py
7	How Many Number Are Smaller Than Current Number	how-many-number-are-smaller-than-current-number.py
8	Max Consecutive Ones	max-consecutive-ones.py
9	Minimum Common Value	minimum-common-value.py
10	Palindrome Number	palindrome-number.py
11	Power Of Two	power-of-two.py
12	Seperate The Digits In An Array	seperate-the-digits-in-an-array.py
13	Set Mismatch	set-mismatch.py
14	Shuffle The Array	shuffle-the-array.py
15	Two Sum	two-sum.py
16	Valid Anagrams	valid-anagrams.py
17	Valid Palindrome	valid-palindrome.py

Python - Medium (8 soal)

#	Soal	File
1	Find Minimum In Rotated Sorted Array	find-minimum-in-rotated-sorted-array.py
2	Find The Length Of The Longest Common Prefix	find-the-length-of-the-longest-common-prefix.py
3	Find The Prefix Common Array Of Two Arrays	find-the-prefix-common-array-of-two-arrays.py
4	Group Anagrams	group-anagrams.py
5	Jump Game	jump-game-1.py
6	Jump Game III	jump-game-3.py
7	Jump Game IV	jump-game-4.py
8	Top K Frequent Elements	top-k-frequent-elements.py

Python - Hard (2 soal)

#	Soal	File
1	Find Minimum In Rotated Sorted Array II	find-minimum-in-rotated-sorted-array-2.py
2	Jump Game IV	jump-game-4.py

SQL (5 soal)

#	Soal	File
1	Combine Two Table	combine-two-table.sql
2	Employees Earning More Than Their Managers	employees-earning-more-than-their-managers.sql
3	Employees Whose Manager Left The Company	employees-whose-manager-left-the-company.sql
4	Find Customer Referee	find-customer-referee.sql
5	Not Boring Movies	not-boring-movies.sql

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Cara Menjalankan

Python

python3 python/easy/two-sum.py

SQL

Import file .sql ke database PostgreSQL/MySQL atau jalankan langsung di platform LeetCode.

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Teknologi

• Python 3 - Bahasa utama untuk menyelesaikan soal algoritma
• SQL - Untuk soal-soal database
• LeetCode - Platform utama untuk latihan
• GitHub Actions - Auto-update README setiap push

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Terakhir diperbarui: 17 Juni 2026