Data Structures
linked list

18 problems

#

Title

Acceptance

Difficulty

1

LinkedList Cycle (easy)
linked list

64.5%

easy

2

linked list
two pointers
linked list reversal

59.9%

easy

3

linked list
fast and slow pointers
graph algorithms

49.7%

Med.

4

recursion
linked list
hash map

47.2%

Med.

5

28.9%

Med.

6

56.3%

Med.

7

merge intervals
array
linked list
+2 more

31.3%

Med.

8

linked list
recursion
sorting
+4 more

80.1%

easy

9

linked list
linked list reversal
two pointers
+1 more

31.4%

Med.

10

linked list
array
recursion
+1 more

53.1%

Med.

11

linked list
linked list reversal
recursion
+1 more

51.7%

Med.

12

22.9%

Med.

13

linked list
linked list reversal
recursion
+1 more

41.9%

easy

14

breadth-first search
level order traversal
binary tree
+1 more

80.1%

Med.

15

graph
depth-first search
breadth-first search
+2 more

42.8%

easy

16

binary search
sorting
graph algorithms
+3 more

62.6%

hard

17

linked list
sorting
k-way merge
+2 more

84.3%

Med.

18

linked list
two pointers
recursion
+1 more

30.0%

Med.