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Biontech LeetCode Interview Questions

Practice 46 real coding problems frequently asked in Biontech technical interviews. Master these questions to ace your next Biontech software engineering interview.

14 Easy
24 Medium
8 Hard

Top Topics at Biontech

ArrayStringHash TableTreeDynamic Programming

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Biontech Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Binary Search Tree Iterator
100%
MediumM
100%
StackTree+4
Solve→
Check If N and Its Double Exist
100%
EasyE
100%
ArrayHash Table+3
Solve→
Best Time to Buy and Sell Stock IV
95%
HardH
95%
ArrayDynamic Programming
Solve→
Digit Operations to Make Two Integers Equal
95%
MediumM
95%
MathGraph+3
Solve→
Analyze User Website Visit Pattern
91%
MediumM
91%
ArrayHash Table+1
Solve→
Search in Rotated Sorted Array
89%
MediumM
89%
ArrayBinary Search
Solve→
Longest Increasing Path in a Matrix
87%
HardH
87%
ArrayDynamic Programming+6
Solve→
Expression Add Operators
84%
HardH
84%
MathString+1
Solve→
Diameter of Binary Tree
83%
EasyE
83%
TreeDepth-First Search+1
Solve→
Regular Expression Matching
81%
HardH
81%
StringDynamic Programming+1
Solve→
IP to CIDR
81%
MediumM
81%
StringBit Manipulation
Solve→
Squares of a Sorted Array
81%
EasyE
81%
ArrayTwo Pointers+1
Solve→
Rotate Image
79%
MediumM
79%
ArrayMath+1
Solve→
Bus Routes
79%
HardH
79%
ArrayHash Table+1
Solve→
Minimum Window Substring
78%
HardH
78%
Hash TableString+1
Solve→
Palindromic Substrings
75%
MediumM
75%
Two PointersString+1
Solve→
Missing Number
74%
EasyE
74%
ArrayHash Table+4
Solve→
Check Completeness of a Binary Tree
73%
MediumM
73%
TreeBreadth-First Search+1
Solve→
Valid Palindrome
70%
EasyE
70%
Two PointersString
Solve→
Construct Quad Tree
68%
MediumM
68%
ArrayDivide and Conquer+2
Solve→
Jump Game II
67%
MediumM
67%
ArrayDynamic Programming+1
Solve→
Combination Sum II
62%
MediumM
62%
ArrayBacktracking
Solve→
Kth Missing Positive Number
61%
EasyE
61%
ArrayBinary Search
Solve→
Remove All Occurrences of a Substring
56%
MediumM
56%
StringStack+1
Solve→
Merge Two Sorted Lists
55%
EasyE
55%
Linked ListRecursion
Solve→

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Valid Palindrome II
53%
EasyE
53%
Two PointersString+1
Solve→
Moving Average from Data Stream
53%
EasyE
53%
ArrayDesign+2
Solve→
Take Gifts From the Richest Pile
53%
EasyE
53%
ArrayHeap (Priority Queue)+1
Solve→
Course Schedule
47%
MediumM
47%
Depth-First SearchBreadth-First Search+2
Solve→
Search a 2D Matrix
46%
MediumM
46%
ArrayBinary Search+1
Solve→
Longest Subarray of 1's After Deleting One Element
44%
MediumM
44%
ArrayDynamic Programming+1
Solve→
Construct String With Repeat Limit
43%
MediumM
43%
Hash TableString+3
Solve→
Longest Palindromic Substring
40%
MediumM
40%
Two PointersString+1
Solve→
First Unique Character in a String
35%
EasyE
35%
Hash TableString+2
Solve→
Find Leaves of Binary Tree
34%
MediumM
34%
TreeDepth-First Search+1
Solve→
Missing Ranges
33%
EasyE
33%
Array
Solve→
Plus One
33%
EasyE
33%
ArrayMath
Solve→
Word Ladder
32%
HardH
32%
Hash TableString+1
Solve→
Add Two Numbers
32%
MediumM
32%
Linked ListMath+1
Solve→
Sum Root to Leaf Numbers
29%
MediumM
29%
TreeDepth-First Search+1
Solve→
Longest Common Prefix
26%
EasyE
26%
StringTrie
Solve→
Longest Consecutive Sequence
25%
MediumM
25%
ArrayHash Table+1
Solve→
Convert Binary Search Tree to Sorted Doubly Linked List
24%
MediumM
24%
Linked ListStack+5
Solve→
Asteroid Collision
24%
MediumM
24%
ArrayStack+1
Solve→
Making A Large Island
21%
HardH
21%
ArrayDepth-First Search+3
Solve→
Maximum Number of Occurrences of a Substring
21%
MediumM
21%
Hash TableString+1
Solve→

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Frequently Asked Questions

What LeetCode problems does Biontech ask in interviews?

Biontech commonly asks 46 coding problems in technical interviews, including Binary Search Tree Iterator, Check If N and Its Double Exist, Best Time to Buy and Sell Stock IV. The difficulty breakdown is 14 Easy, 24 Medium, and 8 Hard problems.

How should I prepare for a Biontech coding interview?

Focus on the most frequently asked problems first, especially those with high frequency scores. Biontech interviews typically emphasize Array and String. Practice explaining your thought process while coding.

What is the difficulty level of Biontech coding interviews?

Based on our data, Biontech interviews include 14 Easy (30%), 24 Medium (52%), and 8 Hard (17%) problems.

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