Java로 코딩테스트 준비하기

Java를 이용해 백준에서 코딩테스트 준비

LeetCode Topics

Math

Problem Name	Difficulty
0258-add-digits	Easy
0775-global-and-local-inversions	Medium
0973-k-closest-points-to-origin	Medium

Simulation

Problem Name	Difficulty
0258-add-digits	Easy
0946-validate-stack-sequences	Medium

Number Theory

Problem Name	Difficulty
0258-add-digits	Easy

Array

Problem Name	Difficulty
0015-3sum	Medium
0179-largest-number	Medium
0239-sliding-window-maximum	Hard
0455-assign-cookies	Easy
0493-reverse-pairs	Hard
0496-next-greater-element-i	Easy
0775-global-and-local-inversions	Medium
0912-sort-an-array	Medium
0946-validate-stack-sequences	Medium
0973-k-closest-points-to-origin	Medium

Two Pointers

Problem Name	Difficulty
0015-3sum	Medium
0455-assign-cookies	Easy
0567-permutation-in-string	Medium

Sorting

Problem Name	Difficulty
0015-3sum	Medium
0179-largest-number	Medium
0455-assign-cookies	Easy
0912-sort-an-array	Medium
0973-k-closest-points-to-origin	Medium

Hash Table

Problem Name	Difficulty
0496-next-greater-element-i	Easy
0567-permutation-in-string	Medium

String

Problem Name	Difficulty
0179-largest-number	Medium
0567-permutation-in-string	Medium

Sliding Window

Problem Name	Difficulty
0239-sliding-window-maximum	Hard
0567-permutation-in-string	Medium

Queue

Problem Name	Difficulty
0239-sliding-window-maximum	Hard

Heap (Priority Queue)

Problem Name	Difficulty
0239-sliding-window-maximum	Hard
0912-sort-an-array	Medium
0973-k-closest-points-to-origin	Medium

Monotonic Queue

Problem Name	Difficulty
0239-sliding-window-maximum	Hard

Stack

Problem Name	Difficulty
0496-next-greater-element-i	Easy
0946-validate-stack-sequences	Medium

Monotonic Stack

Problem Name	Difficulty
0496-next-greater-element-i	Easy

Divide and Conquer

Problem Name	Difficulty
0493-reverse-pairs	Hard
0912-sort-an-array	Medium
0973-k-closest-points-to-origin	Medium

Geometry

Problem Name	Difficulty
0973-k-closest-points-to-origin	Medium

Quickselect

Problem Name	Difficulty
0973-k-closest-points-to-origin	Medium

Merge Sort

Problem Name	Difficulty
0493-reverse-pairs	Hard
0912-sort-an-array	Medium

Bucket Sort

Problem Name	Difficulty
0912-sort-an-array	Medium

Radix Sort

Problem Name	Difficulty
0912-sort-an-array	Medium

Counting Sort

Problem Name	Difficulty
0912-sort-an-array	Medium

Greedy

Problem Name	Difficulty
0179-largest-number	Medium
0455-assign-cookies	Easy

Binary Search

Problem Name	Difficulty
0493-reverse-pairs	Hard

Binary Indexed Tree

Problem Name	Difficulty
0493-reverse-pairs	Hard

Segment Tree

Problem Name	Difficulty
0493-reverse-pairs	Hard

Ordered Set

Problem Name	Difficulty
0493-reverse-pairs	Hard

Range Minimum/Maximum Query

Problem Name	Difficulty
0239-sliding-window-maximum	Hard