LeetCode

Total problems: 109, easy: 32, medium: 65, hard: 12

#	Title	Solution	Difficulty
1	two-sum	Kotlin	Easy
2	add-two-numbers	Kotlin	Easy
3	longest-substring-without-repeating-characters	Kotlin	Medium
5	longest-palindromic-substring	Kotlin	Medium
6	zig-zag-conversion	Kotlin	Medium
7	reverse-integer	Kotlin	Easy
8	string-to-integer-atoi	Kotlin	Medium
9	palindrome-number	Kotlin	Easy
10	regular-expression-matching	Kotlin	Hard
11	container-with-most-water	Kotlin	Medium
12	integer-to-roman	Kotlin	Medium
13	roman-to-integer	Kotlin	Easy
14	longest-common-prefix	Kotlin	Easy
15	3-sum	Kotlin	Medium
16	3-sum-closest	Kotlin	Medium
17	letter-combinations-of-a-phone-number	Kotlin	Medium
18	4-sum	Kotlin	Medium
19	remove-nth-node-from-end-of-list	Kotlin	Medium
20	valid-parentheses	Kotlin	Easy
21	merge-two-sorted-lists	Kotlin	Easy
22	generate-parentheses	Kotlin	Medium
23	merge-k-sorted-lists	Kotlin	Hard
24	swap-nodes-in-pairs	Kotlin	Medium
25	reverse-nodes-in-k-group	Kotlin	Hard
26	remove-duplicates-from-sorted-array	Kotlin	Easy
27	remove-element	Kotlin	Easy
28	implement-str-str	Kotlin	Easy
29	divide-two-integers	Kotlin	Medium
31	next-permutation	Kotlin	Medium
32	longest-valid-parentheses	Kotlin	Hard
33	search-in-rotated-sorted-array.	C++	Medium
34	find-first-and-last-position-of-element-in-sorted-array	Kotlin	Medium
38	count-and-say	Kotlin	Easy
44	wildcard-matching	Kotlin	Hard
50	pow-x-n	Kotlin	Medium
53	maximum-subarray	Kotlin	Easy
55	jump-game	Kotlin	Medium
60	permutation-sequence	Kotlin	Medium
62	unique-paths	Kotlin	Medium
63	unique-paths-ii	Kotlin	Medium
64	minimum-path-sum	Kotlin	Medium
67	add-binary	Kotlin	Easy
69	sqrt-x	Kotlin	Easy
70	climbing-stairs	Kotlin	Easy
72	edit-distance	Kotlin	Hard
85	maximal-rectangle	Kotlin	Hard
91	decode-ways	Kotlin	Medium
94	binary-tree-inorder-traversal	Kotlin	Medium
95	unique-binary-search-trees-ii	Kotlin	Medium
96	unique-binary-search-trees	Kotlin	Medium
98	validate-binary-search-tree	Kotlin	Medium
104	maximum-depth-of-binary-tree	Kotlin	Easy
112	path-sum	Kotlin	Easy
114	flatten-binary-tree-to-linked-list	Kotlin	Medium
120	triangle	Kotlin	Medium
127	word-ladder	Kotlin	Medium
134	gas-station	Kotlin	Medium
139	word-break	Kotlin	Medium
140	word-break-ii	Kotlin	Hard
162	find-peak-element	Kotlin	Medium
169	majority-element	Kotlin	Easy
198	house-robber	Kotlin	Easy
204	count-primes	Kotlin	Easy
207	course-schedule	Kotlin	Medium
210	course-schedule-ii	Kotlin	Medium
213	house-robber-ii	Kotlin	Medium
264	ugly-number-ii	Kotlin	Medium
268	missing-number	Kotlin	Easy
279	perfect-squares	Kotlin	Medium
300	longest-increasing-subsequence	Kotlin	Medium
303	range-sum-query-immutable	Kotlin	Easy
304	range-sum-query-2-d-immutable	Kotlin	Medium
310	minimum-height-trees	Kotlin	Medium
322	coin-change	Kotlin	Medium
329	longest-increasing-path-in-a-matrix	Kotlin	Hard
372	super-pow	Kotlin	Medium
402	remove-k-digits	Kotlin	Medium
515	find-largest-value-in-each-tree-row	Kotlin	Medium
621	task-scheduler	Kotlin	Medium
859	buddy-strings	Kotlin	Easy
869	reordered-power-of-2	Kotlin	Medium
872	leaf-similar-trees	Kotlin	Easy
999	available-captures-for-rook	Kotlin	Easy
1038	binary-search-tree-to-greater-sum-tree	Kotlin	Medium
1305	all-elements-in-two-binary-search-trees	Kotlin	Medium
1306	jump-game-iii	Kotlin	Medium
1309	decrypt-string-from-alphabet-to-integer-mapping	Kotlin	Easy
1362	closest-divisors	Kotlin	Medium
1370	increasing-decreasing-string	Kotlin	Easy
1374	generate-a-string-with-characters-that-have-odd-counts	Kotlin	Easy
1375	bulb-switcher-iii	Kotlin	Medium
1376	time-needed-to-inform-all-employees	Kotlin	Medium
1377	frog-position-after-t-seconds	Kotlin	Hard
1380	lucky-numbers-in-a-matrix	Kotlin	Easy
1381	design-a-stack-with-increment-operation	Kotlin	Medium
1382	balance-a-binary-search-tree	Kotlin	Medium
1404	number-of-steps-to-reduce-a-number-in-binary-representation-to-one	Kotlin	Medium
1405	longest-happy-string	Kotlin	Medium
1472	design-browser-history	Kotlin	Medium
1473	paint-house-iii	Kotlin	Hard
1487	making-file-names-unique	Kotlin	Medium
1550	three-consecutive-odds	Kotlin	Easy
1551	minimum-operations-to-make-array-equal	Kotlin	Medium
1552	magnetic-force-between-two-balls	Kotlin	Medium
1582	special-positions-in-a-binary-matrix	Kotlin	Easy
1583	count-unhappy-friends	Kotlin	Medium
1584	min-cost-to-connect-all-points	Kotlin	Medium
1585	check-if-string-is-transformable-with-substring-sort-operations	Kotlin	Hard
1589	maximum-sum-obtained-of-any-permutation	Kotlin	Medium