Cognizant LeetCode Questions

29 questions all-time · 18 easy · 10 medium · 1 hard

#	Problem	Difficulty	Frequency	Acceptance
1	Palindrome Number	Easy	100	59.2%
2	Count Subarrays of Length Three With a Condition	Easy	96	61.9%
3	Smallest Value of the Rearranged Number	Medium	96	52.7%
4	Two Sum	Easy	83	55.8%
5	Fibonacci Number	Easy	79	72.9%
6	Longest Palindromic Substring	Medium	73	35.8%
7	Valid Anagram	Easy	73	66.7%
8	Remove Duplicates from Sorted Array	Easy	67	60.4%
9	Maximum Subarray	Medium	67	52.1%
10	Product Sales Analysis I	Easy	67	84.6%
11	Reverse Integer	Medium	67	30.3%
12	Second Highest Salary	Medium	67	43.9%
13	Managers with at Least 5 Direct Reports	Medium	67	48.9%
14	Valid Parentheses	Easy	67	42.3%
15	Longest Common Prefix	Easy	67	45.5%
16	Longest Substring Without Repeating Characters	Medium	57	36.9%
17	Fizz Buzz	Easy	57	74.4%
18	Rising Temperature	Easy	57	50.2%
19	Median of Two Sorted Arrays	Hard	57	43.8%
20	Add Two Numbers	Medium	57	46.2%
21	Merge Sorted Array	Easy	57	52.9%
22	Count Primes	Medium	57	34.8%
23	Students and Examinations	Easy	57	60.5%
24	3Sum	Medium	57	37.1%
25	Move Zeroes	Easy	57	62.8%
26	Binary Search	Easy	57	59.6%
27	Happy Number	Easy	57	58.1%
28	Merge Two Sorted Lists	Easy	57	66.8%
29	Search Insert Position	Easy	57	49.0%

How to read this list

The tabs at the top split the questions by how recently people said they were asked in interviews. "Last 30 Days" is the past month, "Last 3 Months" is the past quarter, and so on. "All Time" is every question on record for this company.

Frequency is a score from 0 to 100 for how often a question showed up in that time window. A higher number means it came up more often, so the list starts with the most common questions first. Acceptance is the share of submissions that pass on LeetCode. Click any question to open it on LeetCode.

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