Tinkoff LeetCode Questions
18 questions all-time · 7 easy · 11 medium · 0 hard
| # | Problem | Difficulty | Frequency | Acceptance |
|---|---|---|---|---|
| 1 | Two Sum Array, Hash Table | Easy | 100 | 0.6% |
| 2 | Find First and Last Position of Element in Sorted Array Array, Binary Search | Medium | 95 | 0.5% |
| 3 | Number of Islands Array, Depth-First Search, Breadth-First Search, Union-Find, Matrix | Medium | 95 | 0.6% |
| 4 | Min Stack Stack, Design | Medium | 89 | 0.6% |
| 5 | Decode String String, Stack, Recursion | Medium | 89 | 0.6% |
| 6 | Form Smallest Number From Two Digit Arrays Array, Hash Table, Enumeration | Easy | 89 | 0.6% |
| 7 | Minimum Difference Between Highest and Lowest of K Scores Array, Sliding Window, Sorting | Easy | 89 | 0.7% |
| 8 | Find the Longest Balanced Substring of a Binary String String | Easy | 89 | 0.5% |
| 9 | Simplify Path String, Stack | Medium | 82 | 0.5% |
| 10 | Is Subsequence Two Pointers, String, Dynamic Programming | Easy | 82 | 0.5% |
| 11 | Event Emitter | Medium | 82 | 0.8% |
| 12 | Search in Rotated Sorted Array Array, Binary Search | Medium | 82 | 0.5% |
| 13 | Remove Nth Node From End of List Linked List, Two Pointers | Medium | 82 | 0.5% |
| 14 | Longest Substring Without Repeating Characters Hash Table, String, Sliding Window | Medium | 71 | 0.4% |
| 15 | Longest Palindromic Substring Two Pointers, String, Dynamic Programming | Medium | 71 | 0.4% |
| 16 | Battleships in a Board Array, Depth-First Search, Matrix | Medium | 71 | 0.8% |
| 17 | Find All Numbers Disappeared in an Array Array, Hash Table | Easy | 71 | 0.6% |
| 18 | Valid Palindrome Two Pointers, String | Easy | 71 | 0.5% |
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.