slug
stringlengths
4
77
solution_id
stringlengths
16
89
primary_algorithm
stringclasses
22 values
verified
bool
1 class
messages
listlengths
3
3
shortest-palindrome
shortest-palindrome__02__python
String
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given a string s. You can convert s to a palindrome by adding ch...
kth-largest-element-in-an-array
kth-largest-element-in-an-array__01__python
Divide and Conquer
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums and an integer k, return the kth largest ele...
combination-sum-iii
combination-sum-iii__01__python
Backtracking
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nFind all valid combinations of k numbers that sum up to n such that the ...
contains-duplicate
contains-duplicate__02__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return true if any value appears at least t...
the-skyline-problem
the-skyline-problem__01__python
Divide and Conquer
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nA city's skyline is the outer contour of the silhouette formed by all th...
contains-duplicate-ii
contains-duplicate-ii__01__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums and an integer k, return true if there are t...
maximal-square
maximal-square__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an m x n binary matrix filled with 0's and 1's, find the largest s...
count-complete-tree-nodes
count-complete-tree-nodes__01__python
Recursion
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a complete binary tree, return the number of the nodes...
count-complete-tree-nodes
count-complete-tree-nodes__02__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a complete binary tree, return the number of the nodes...
rectangle-area
rectangle-area__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the coordinates of two rectilinear rectangles in a 2D plane, retur...
basic-calculator
basic-calculator__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s representing a valid expression, implement a basic calc...
invert-binary-tree
invert-binary-tree__01__python
Recursion
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, invert the tree, and return its root.\n...
basic-calculator-ii
basic-calculator-ii__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s which represents an expression, evaluate this expressio...
summary-ranges
summary-ranges__01__python
Two Pointers
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given a sorted unique integer array nums.\n\nA range [a,b] is th...
kth-smallest-element-in-a-bst
kth-smallest-element-in-a-bst__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary search tree, and an integer k, return the kth...
kth-smallest-element-in-a-bst
kth-smallest-element-in-a-bst__02__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary search tree, and an integer k, return the kth...
number-of-digit-one
number-of-digit-one__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer n, count the total number of digit 1 appearing in all n...
palindrome-linked-list
palindrome-linked-list__01__python
Two Pointers
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the head of a singly linked list, return true if it is a palindrom...
product-of-array-except-self
product-of-array-except-self__01__python
Array
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return an array answer such that answer[i] ...
sliding-window-maximum
sliding-window-maximum__02__python
Sliding Window
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an array of integers nums, there is a sliding window of si...
search-a-2d-matrix-ii
search-a-2d-matrix-ii__02__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nWrite an efficient algorithm that searches for a value target in an m x ...
valid-anagram
valid-anagram__01__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven two strings s and t, return true if t is an anagram of s, and fals...
valid-anagram
valid-anagram__02__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven two strings s and t, return true if t is an anagram of s, and fals...
shortest-word-distance
shortest-word-distance__01__python
Array
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of strings wordsDict and two different strings that alrea...
shortest-word-distance-iii
shortest-word-distance-iii__01__python
Array
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of strings wordsDict and two strings that already exist i...
strobogrammatic-number
strobogrammatic-number__01__python
Two Pointers
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string num which represents an integer, return true if num is a ...
strobogrammatic-number-iii
strobogrammatic-number-iii__01__python
Recursion
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven two strings low and high that represent two integers low and high ...
count-univalue-subtrees
count-univalue-subtrees__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, return the number of uni-value subtrees...
meeting-rooms-ii
meeting-rooms-ii__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of meeting time intervals intervals where intervals[i] = ...
meeting-rooms-ii
meeting-rooms-ii__02__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of meeting time intervals intervals where intervals[i] = ...
verify-preorder-sequence-in-binary-search-tree
verify-preorder-sequence-in-binary-search-tree__01__python
Recursion
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of unique integers preorder, return true if it is the cor...
paint-house
paint-house__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nThere is a row of n houses, where each house can be painted one of three...
add-digits
add-digits__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer num, repeatedly add all its digits until the result has...
3sum-smaller
3sum-smaller__01__python
Two Pointers
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of n integers nums and an integer target, find the number...
graph-valid-tree
graph-valid-tree__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou have a graph of n nodes labeled from 0 to n - 1. You are given an in...
graph-valid-tree
graph-valid-tree__02__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou have a graph of n nodes labeled from 0 to n - 1. You are given an in...
ugly-number
ugly-number__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nAn ugly number is a positive integer which does not have a prime factor ...
ugly-number-ii
ugly-number-ii__02__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nAn ugly number is a positive integer whose prime factors are limited to ...
paint-house-ii
paint-house-ii__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nThere are a row of n houses, each house can be painted with one of the k...
palindrome-permutation
palindrome-permutation__01__python
Bit Manipulation
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s, return true if a permutation of the string could form ...
missing-number
missing-number__02__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array nums containing n distinct numbers in the range [0, n], r...
alien-dictionary
alien-dictionary__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nThere is a new alien language that uses the English alphabet. However, t...
closest-binary-search-tree-value
closest-binary-search-tree-value__01__python
Recursion
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary search tree and a target value, return the va...
closest-binary-search-tree-value
closest-binary-search-tree-value__02__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary search tree and a target value, return the va...
integer-to-english-words
integer-to-english-words__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nConvert a non-negative integer num to its English words representation.\...
h-index
h-index__01__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of integers citations where citations[i] is the number of...
h-index
h-index__02__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of integers citations where citations[i] is the number of...
h-index
h-index__03__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of integers citations where citations[i] is the number of...
h-index-ii
h-index-ii__01__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an array of integers citations where citations[i] is the number of...
wiggle-sort
wiggle-sort__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, reorder it such that nums[0] <= nums[1] >= ...
move-zeroes
move-zeroes__01__python
Two Pointers
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, move all 0's to the end of it while maintai...
walls-and-gates
walls-and-gates__01__python
BFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an m x n grid rooms initialized with these three possible ...
game-of-life
game-of-life__01__python
Array
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nAccording to Wikipedia's article: \"The Game of Life, also known simply ...
word-pattern
word-pattern__01__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a pattern and a string s, find if s follows the same pattern.\n\nH...
word-pattern-ii
word-pattern-ii__01__python
Backtracking
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a pattern and a string s, return true if s matches the pattern.\n\...
nim-game
nim-game__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are playing the following Nim Game with your friend:\n\n\tInitially,...
flip-game-ii
flip-game-ii__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are playing a Flip Game with your friend.\n\nYou are given a string ...
flip-game-ii
flip-game-ii__02__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are playing a Flip Game with your friend.\n\nYou are given a string ...
best-meeting-point
best-meeting-point__01__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an m x n binary grid grid where each 1 marks the home of one frien...
binary-tree-longest-consecutive-sequence
binary-tree-longest-consecutive-sequence__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, return the length of the longest consec...
bulls-and-cows
bulls-and-cows__01__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are playing the Bulls and Cows game with your friend.\n\nYou write d...
longest-increasing-subsequence
longest-increasing-subsequence__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return the length of the longest strictly i...
smallest-rectangle-enclosing-black-pixels
smallest-rectangle-enclosing-black-pixels__01__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an m x n binary matrix image where 0 represents a white pi...
best-time-to-buy-and-sell-stock-with-cooldown
best-time-to-buy-and-sell-stock-with-cooldown__01__python
Memoization
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an array prices where prices[i] is the price of a given st...
best-time-to-buy-and-sell-stock-with-cooldown
best-time-to-buy-and-sell-stock-with-cooldown__02__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an array prices where prices[i] is the price of a given st...
best-time-to-buy-and-sell-stock-with-cooldown
best-time-to-buy-and-sell-stock-with-cooldown__03__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an array prices where prices[i] is the price of a given st...
minimum-height-trees
minimum-height-trees__01__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nA tree is an undirected graph in which any two vertices are connected by...
sparse-matrix-multiplication
sparse-matrix-multiplication__01__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven two sparse matrices mat1 of size m x k and mat2 of size k x n, ret...
sparse-matrix-multiplication
sparse-matrix-multiplication__02__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven two sparse matrices mat1 of size m x k and mat2 of size k x n, ret...
burst-balloons
burst-balloons__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given n balloons, indexed from 0 to n - 1. Each balloon is paint...
binary-tree-vertical-order-traversal
binary-tree-vertical-order-traversal__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, return the vertical order traversal of ...
binary-tree-vertical-order-traversal
binary-tree-vertical-order-traversal__02__python
BFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, return the vertical order traversal of ...
count-of-smaller-numbers-after-self
count-of-smaller-numbers-after-self__01__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return an integer array counts where counts...
count-of-smaller-numbers-after-self
count-of-smaller-numbers-after-self__02__python
Binary Search
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return an integer array counts where counts...
count-of-smaller-numbers-after-self
count-of-smaller-numbers-after-self__03__python
Sorting
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return an integer array counts where counts...
remove-duplicate-letters
remove-duplicate-letters__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s, remove duplicate letters so that every letter appears ...
remove-duplicate-letters
remove-duplicate-letters__02__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s, remove duplicate letters so that every letter appears ...
shortest-distance-from-all-buildings
shortest-distance-from-all-buildings__01__python
BFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an m x n grid grid of values 0, 1, or 2, where:\n\n\teach ...
maximum-product-of-word-lengths
maximum-product-of-word-lengths__01__python
Bit Manipulation
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string array words, return the maximum value of length(word[i]) ...
maximum-product-of-word-lengths
maximum-product-of-word-lengths__02__python
Bit Manipulation
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string array words, return the maximum value of length(word[i]) ...
create-maximum-number
create-maximum-number__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given two integer arrays nums1 and nums2 of lengths m and n resp...
coin-change
coin-change__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an integer array coins representing coins of different den...
number-of-connected-components-in-an-undirected-graph
number-of-connected-components-in-an-undirected-graph__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou have a graph of n nodes. You are given an integer n and an array edg...
number-of-connected-components-in-an-undirected-graph
number-of-connected-components-in-an-undirected-graph__02__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou have a graph of n nodes. You are given an integer n and an array edg...
number-of-connected-components-in-an-undirected-graph
number-of-connected-components-in-an-undirected-graph__03__python
BFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou have a graph of n nodes. You are given an integer n and an array edg...
wiggle-sort-ii
wiggle-sort-ii__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, reorder it such that nums[0] < nums[1] > nu...
wiggle-sort-ii
wiggle-sort-ii__02__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, reorder it such that nums[0] < nums[1] > nu...
maximum-size-subarray-sum-equals-k
maximum-size-subarray-sum-equals-k__01__python
Hash Table
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums and an integer k, return the maximum length ...
power-of-three
power-of-three__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer n, return true if it is a power of three. Otherwise, re...
power-of-three
power-of-three__02__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer n, return true if it is a power of three. Otherwise, re...
odd-even-linked-list
odd-even-linked-list__01__python
Linked List
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the head of a singly linked list, group all the nodes with odd ind...
reconstruct-itinerary
reconstruct-itinerary__01__python
DFS
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given a list of airline tickets where tickets[i] = [fromi, toi] ...
largest-bst-subtree
largest-bst-subtree__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven the root of a binary tree, find the largest subtree, which is also...
increasing-triplet-subsequence
increasing-triplet-subsequence__01__python
Greedy
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer array nums, return true if there exists a triple of ind...
self-crossing
self-crossing__01__python
Math
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given an array of integers distance.\n\nYou start at the point (...
palindrome-pairs
palindrome-pairs__01__python
Trie
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nYou are given a 0-indexed array of unique strings words.\n\nA palindrome...
house-robber-iii
house-robber-iii__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nThe thief has found himself a new place for his thievery again. There is...
counting-bits
counting-bits__01__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer n, return an array ans of length n + 1 such that for ea...
counting-bits
counting-bits__02__python
Dynamic Programming
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven an integer n, return an array ans of length n + 1 such that for ea...
longest-substring-with-at-most-k-distinct-characters
longest-substring-with-at-most-k-distinct-characters__01__python
Sliding Window
true
[ { "role": "system", "content": "You are a competitive programming assistant. Given a problem, its examples, and a required algorithm/technique, write a correct Python solution." }, { "role": "user", "content": "### Problem\nGiven a string s and an integer k, return the length of the longest subs...