How often are these problems asked?
Frequency scores are based on crowdsourced interview reports. A higher score means the problem has been reported more often in recent UKG interviews.
Very Likely
75-100%
Likely
50-74%
Sometimes
25-49%
Rare
0-24%
Problem database last updated: June 20, 2025
U
UKG Coding Interview Questions
9 problems · 3 Easy, 4 Medium, 2 Hard · Ranked #153 of 458
Difficulty breakdown
3 Easy
33% · avg 23%
4 Medium
44% · avg 59%
2 Hard
22% · avg 18%
Top topics
array
55.6%
math
33.3%2.6x
sorting
33.3%2.3x
string
33.3%
binary-indexed-tree
22.2%50.1x
segment-tree
22.2%36.5x
Interview profile
Based on 9 reported problems, UKG interviews are slightly harder than average - 22% Hard vs 18% across all companies.
Compared to the industry average, UKG puts unusual emphasis on binary-indexed-tree (22.2% of problems, 50.1x the industry average), geometry (22.2% of problems, 41.1x the industry average), segment-tree (22.2% of problems, 36.5x the industry average). If you're short on time, these are the categories to double down on.
The most common topics are array (55.6%), math (33.3%), sorting (33.3%), string (33.3%). Problems below are sorted by frequency, the ones at the top are asked most often.
All 9 problems
| Problem | Difficulty | Frequency | Topics | |
|---|---|---|---|---|
Maximum Area Rectangle With Point Constraints I You are given an array of points where points[i] = [xi, yi] represents the coordinates of a point on an infinite plane. Your task is to find the maximum area of... | Medium | Very Likely | binary-indexed-treesegment-treegeometry | Solve |
Maximum Area Rectangle With Point Constraints II There are n points on an infinite plane. Given two integer arrays xCoord and yCoord where (xCoord[i], yCoord[i]) represents the coordinates of the ith point, fi... | Hard | Very Likely | binary-indexed-treesegment-treegeometry | Solve |
Special Binary String Special binary strings are binary strings with the following two properties: | Hard | Very Likely | stringdivide-and-conquersorting | Solve |
Minimum Length of Anagram Concatenation You are given a string s, which is known to be a concatenation of anagrams of some string t. | Medium | Very Likely | hash-tablestringcounting | Solve |
Two Sum Given an array of integers nums and an integer target, return the indices of the two numbers that add up to target. | Easy | Likely | arrayhash-map | Solve |
Longest Consecutive Sequence Given an unsorted array of integers nums, return the length of the longest consecutive elements sequence. | Medium | Likely | arrayhash-tableunion-find | Solve |
Valid Word A word is considered valid if: | Easy | Likely | string | Solve |
Angle Between Hands of a Clock Given two numbers, hour and minutes, return the smaller angle (in degrees) formed between the hour and the minute hand. | Medium | Likely | math | Solve |
Best Time to Buy and Sell Stock You are given an array prices where prices[i] is the price of a given stock on the ith day. | Easy | Likely | arraydynamic-programming | Solve |
Maximum Area Rectangle With Point Constraints I
SolveYou are given an array of points where points[i] = [xi, yi] represents the coordinates of a point on an infinite plane. Your task is to find the maximum area of...
MediumVery Likely
binary-indexed-treesegment-treegeometry
Maximum Area Rectangle With Point Constraints II
SolveThere are n points on an infinite plane. Given two integer arrays xCoord and yCoord where (xCoord[i], yCoord[i]) represents the coordinates of the ith point, fi...
HardVery Likely
binary-indexed-treesegment-treegeometry
Special Binary String
SolveSpecial binary strings are binary strings with the following two properties:
HardVery Likely
stringdivide-and-conquersorting
Minimum Length of Anagram Concatenation
SolveYou are given a string s, which is known to be a concatenation of anagrams of some string t.
MediumVery Likely
hash-tablestringcounting
Two Sum
SolveGiven an array of integers nums and an integer target, return the indices of the two numbers that add up to target.
EasyLikely
arrayhash-map
Longest Consecutive Sequence
SolveGiven an unsorted array of integers nums, return the length of the longest consecutive elements sequence.
MediumLikely
arrayhash-tableunion-find
Angle Between Hands of a Clock
SolveGiven two numbers, hour and minutes, return the smaller angle (in degrees) formed between the hour and the minute hand.
MediumLikely
math
Best Time to Buy and Sell Stock
SolveYou are given an array prices where prices[i] is the price of a given stock on the ith day.
EasyLikely
arraydynamic-programming
Preparing for your UKG coding interview
UKG interviews focus heavily on array, math, sorting problems. If you're short on time, these are the categories to prioritize. The problems on this page are sorted by frequency, so start from the top and work your way down.
Beyond solving problems, practice explaining your approach. UKG interviewers care about your thought process - how you break down a problem, consider edge cases, and evaluate tradeoffs between solutions. A clean O(n) solution you can explain clearly beats an O(log n) solution you can't articulate.
Looking for more companies? Browse all 458 companies in our directory, or sharpen your fundamentals with our free data structure visualizers and AI-powered DSA tutor.
Frequently Asked Questions
What coding problems does UKG ask in interviews?add
UKG has been reported to ask 9 distinct coding problems. The most common topics are array, math, sorting. 3 are Easy difficulty, 4 are Medium, and 2 are Hard. Problems are sorted by frequency - the ones at the top are asked most often.
How hard are UKG coding interviews?add
Based on 9 reported problems, UKG interviews are slightly harder than average - 22% Hard vs 18% across all companies. 44% of questions are Medium difficulty. Focus on the high-frequency Medium problems first, then work through the Hard ones.
How should I prepare for a UKG coding interview?add
Start with the highest-frequency problems listed on this page. Focus on the core topics: array, math, sorting. Practice solving them under time pressure and explaining your approach out loud. Mock interviews with AI can simulate the real experience.
Other companies to explore
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