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Difficulty Moderate
Easy
Hard
Ninja
Problem Title
Difficulty
Avg Time to solve
Attempted
LCA of three Nodes NEW
571
Easy
20 mins
856
Sum Of Infinite Array NEW
418
Moderate
35 mins
404
Pair Sum NEW
222
Easy
15 mins
1118
Longest Univalue Path NEW
135
Moderate
10 mins
276
Beautiful String NEW
127
Easy
18 mins
493
First Missing Positive NEW
118
Moderate
18 mins
1458
Rat In a Maze All Paths NEW
112
Moderate
40 mins
296
XOR Query NEW
96
Easy
10 mins
180
Sum or Product NEW
94
Easy
15 mins
1687
Reverse Blocks NEW
87
Easy
56 mins
343
Find Duplicate in Array NEW
78
Easy
15 mins
1502
Sudoku? NEW
72
Moderate
40 mins
226
Flip Bits NEW
69
Easy
15 mins
82
Maximum Subarray Sum NEW
65
Hard
35 mins
1301
Subset OR NEW
62
Moderate
20 mins
111
Alien dictionary NEW
60
Hard
46 mins
188
Add two number as linked lists NEW
50
Moderate
10 mins
309
Sort 0 1 2 NEW
49
Easy
22 mins
683
Product Of Array Except Self NEW
49
Easy
26 mins
219
K Largest Element NEW
42
Moderate
10 mins
538
N-th Fibonacci Number NEW
39
Moderate
40 mins
228
Swap Two Numbers NEW
39
Easy
mins
155
Overlapping ABBA NEW
39
Easy
10 mins
635
Count all sub-arrays having sum divisible by k NEW
38
Moderate
15 mins
221
Magic Index
37
Moderate
20 mins
418
LCA of three Nodes NEW
Easy
571 upvotes
Sum Of Infinite Array NEW
Moderate
418 upvotes
Pair Sum NEW
Easy
222 upvotes
Longest Univalue Path NEW
Moderate
135 upvotes
Beautiful String NEW
Easy
127 upvotes
First Missing Positive NEW
Moderate
118 upvotes
Rat In a Maze All Paths NEW
Moderate
112 upvotes
XOR Query NEW
Easy
96 upvotes
Sum or Product NEW
Easy
94 upvotes
Reverse Blocks NEW
Easy
87 upvotes
Find Duplicate in Array NEW
Easy
78 upvotes
Sudoku? NEW
Moderate
72 upvotes
Flip Bits NEW
Easy
69 upvotes
Maximum Subarray Sum NEW
Hard
65 upvotes
Subset OR NEW
Moderate
62 upvotes
Alien dictionary NEW
Hard
60 upvotes
Add two number as linked lists NEW
Moderate
50 upvotes
Sort 0 1 2 NEW
Easy
49 upvotes
Product Of Array Except Self NEW
Easy
49 upvotes
K Largest Element NEW
Moderate
42 upvotes
N-th Fibonacci Number NEW
Moderate
39 upvotes
Swap Two Numbers NEW
Easy
39 upvotes
Overlapping ABBA NEW
Easy
39 upvotes
Count all sub-arrays having sum divisible by k NEW
Moderate
38 upvotes
Magic Index
Moderate
37 upvotes
Page of 89
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