question_id
int64
1
3.58k
name
stringlengths
3
77
content
stringlengths
516
21.8k
acRate
float64
9.94
93
difficulty
stringclasses
3 values
topics
sequencelengths
0
10
runtimeDistribution
stringlengths
53
2.38k
memoryDistribution
stringlengths
54
2.14k
rt_list
listlengths
1
156
rt_solution_count
int64
1
156
mm_list
listlengths
1
154
mm_solution_count
int64
1
154
131
palindrome-partitioning
"<p>Given a string <code>s</code>, partition <code>s</code> such that every <span data-keyword=\"sub(...TRUNCATED)
70.275043
Medium
[ "string", "dynamic-programming", "backtracking" ]
"{\"lang\": \"python3\", \"distribution\": [[\"102\", 0.0178], [\"108\", 0.0089], [\"114\", 0.0089],(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"22901\", 0.0534], [\"23105\", 0.0089], [\"23309\", 0.(...TRUNCATED)
[{"code":"# class Solution:\ndef partition( s: str) -> List[List[str]]:\n \n def find_palind(s(...TRUNCATED)
121
[{"code":"from collections.abc import Generator\nfrom functools import lru_cache\n\nclass Solution:\(...TRUNCATED)
112
132
palindrome-partitioning-ii
"<p>Given a string <code>s</code>, partition <code>s</code> such that every <span data-keyword=\"sub(...TRUNCATED)
34.332739
Hard
[ "string", "dynamic-programming" ]
"{\"lang\": \"python3\", \"distribution\": [[\"71\", 0.2292], [\"128\", 0.0764], [\"185\", 0.0764], (...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"19711\", 34.30139999999998], [\"26535\", 0.9168000000(...TRUNCATED)
[{"code":"class Solution:\n def minCut(self, s: str) -> int:\n if s == s[::-1]:\n (...TRUNCATED)
139
[{"code":"class Solution:\n def minCut(self, s: str) -> int:\n N = len(s)\n dp = [i(...TRUNCATED)
84
133
clone-graph
"<p>Given a reference of a node in a <strong><a href=\"https://en.wikipedia.org/wiki/Connectivity_(g(...TRUNCATED)
59.051185
Medium
[ "hash-table", "depth-first-search", "breadth-first-search", "graph" ]
"{\"lang\": \"python3\", \"distribution\": [[\"19\", 0.0228], [\"20\", 0.0228], [\"21\", 0.0137], [\(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"16200\", 0.0046], [\"16500\", 0.0091], [\"16600\", 0.(...TRUNCATED)
[{"code":"class Solution:\n def cloneGraph(self, node: \"Node\") -> \"Node\":\n oldToNew =(...TRUNCATED)
53
[{"code":"\"\"\"\n# Definition for a Node.\nclass Node:\n def __init__(self, val = 0, neighbors =(...TRUNCATED)
11
134
gas-station
"<p>There are <code>n</code> gas stations along a circular route, where the amount of gas at the <co(...TRUNCATED)
45.608174
Medium
[ "array", "greedy" ]
"{\"lang\": \"python3\", \"distribution\": [[\"90\", 0.066], [\"102\", 0.059300000000000005], [\"113(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"19200\", 0.0066], [\"19900\", 0.0066], [\"20000\", 0.(...TRUNCATED)
[{"code":"def canCompleteCircuit(gas: List[int], cost: List[int]) -> int:\n if sum(gas) < sum(cos(...TRUNCATED)
135
[{"code":"class Solution:\n def canCompleteCircuit(self, gas: List[int], cost: List[int]) -> int:(...TRUNCATED)
52
135
candy
"<p>There are <code>n</code> children standing in a line. Each child is assigned a rating value give(...TRUNCATED)
43.844561
Hard
[ "array", "greedy" ]
"{\"lang\": \"python3\", \"distribution\": [[\"42\", 0.0197], [\"44\", 0.0098], [\"50\", 0.0098], [\(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"17700\", 0.0098], [\"17900\", 0.0197], [\"18000\", 0.(...TRUNCATED)
[{"code":"class Solution:\n\n def candy(self, ratings: List[int]) -> int:\n up = 0\n (...TRUNCATED)
109
[{"code":"class Solution:\n def candy(self, ratings: List[int]) -> int:\n n = len(ratings)(...TRUNCATED)
46
136
single-number
"<p>Given a <strong>non-empty</strong>&nbsp;array of integers <code>nums</code>, every element appea(...TRUNCATED)
74.091617
Easy
[ "array", "bit-manipulation" ]
"{\"lang\": \"python3\", \"distribution\": [[\"53\", 0.16499999999999995], [\"104\", 84.900500000000(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"17700\", 0.0033], [\"17900\", 0.0132], [\"18000\", 0.(...TRUNCATED)
[{"code":"with open('user.out', 'a') as f:\n for n in map(loads, stdin):\n f.write(str(red(...TRUNCATED)
154
[{"code":"class Solution:\n def singleNumber(self, nums: List[int]) -> int:\n \n fo(...TRUNCATED)
27
137
single-number-ii
"<p>Given an integer array <code>nums</code> where&nbsp;every element appears <strong>three times</s(...TRUNCATED)
63.768279
Medium
[ "array", "bit-manipulation" ]
"{\"lang\": \"python3\", \"distribution\": [[\"31\", 0.20650000000000002], [\"41\", 4.25970000000000(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"17400\", 0.0188], [\"17700\", 0.0188], [\"17900\", 0.(...TRUNCATED)
[{"code":"class Solution:\n def singleNumber(self, nums: List[int]) -> int:\n cnt = defaul(...TRUNCATED)
124
[{"code":"f = open('user.out', \"w\")\ninp = map(loads, stdin)\nfor i in inp:\n ones = 0\n two(...TRUNCATED)
20
138
copy-list-with-random-pointer
"<p>A linked list of length <code>n</code> is given such that each node contains an additional rando(...TRUNCATED)
57.619023
Medium
[ "hash-table", "linked-list" ]
"{\"lang\": \"python3\", \"distribution\": [[\"12\", 0.0059], [\"17\", 0.0059], [\"18\", 0.0236], [\(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"16500\", 0.0059], [\"16600\", 0.0118], [\"17000\", 0.(...TRUNCATED)
[{"code":"\"\"\"\n# Definition for a Node.\nclass Node:\n def __init__(self, x: int, next: 'Node'(...TRUNCATED)
51
[{"code":"\"\"\"\n# Definition for a Node.\nclass Node:\n def __init__(self, x: int, next: 'Node'(...TRUNCATED)
12
139
word-break
"<p>Given a string <code>s</code> and a dictionary of strings <code>wordDict</code>, return <code>tr(...TRUNCATED)
47.228119
Medium
[ "array", "hash-table", "string", "dynamic-programming", "trie", "memoization" ]
"{\"lang\": \"python3\", \"distribution\": [[\"15\", 0.0045], [\"16\", 0.0045], [\"17\", 0.0045], [\(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"16100\", 0.009], [\"16200\", 0.0135], [\"16300\", 0.1(...TRUNCATED)
[{"code":"class Solution:\n def wordBreak(self, s: str, wordDict: List[str]) -> bool:\n\n (...TRUNCATED)
69
[{"code":"results = 0\n \ndef wordBreak(s: str, d):\n n = len(s)\n dp = [False] * (n + 1)\n(...TRUNCATED)
26
140
word-break-ii
"<p>Given a string <code>s</code> and a dictionary of strings <code>wordDict</code>, add spaces in <(...TRUNCATED)
51.718036
Hard
[ "array", "hash-table", "string", "dynamic-programming", "backtracking", "trie", "memoization" ]
"{\"lang\": \"python3\", \"distribution\": [[\"15\", 0.0406], [\"16\", 0.0609], [\"17\", 0.0203], [\(...TRUNCATED)
"{\"lang\": \"python3\", \"distribution\": [[\"16200\", 0.1015], [\"16300\", 1.9484], [\"16400\", 14(...TRUNCATED)
[{"code":"class Solution:\n def wordBreak(self, s: str, wordDict: List[str]) -> List[str]:\n (...TRUNCATED)
45
[{"code":"class Solution:\n def wordBreak(self, s: str, wordDict: List[str]) -> List[str]:\n (...TRUNCATED)
8
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