Questions tagged [time-limit-exceeded]
When the code scales so poorly in the face of large inputs that it cannot complete in a reasonable amount of time, use this instead of the [performance] tag.
1,058
questions
6
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8
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Reversing vowels in a string
Given a string s, reverse only all the vowels in the string and return it.
The vowels are 'a', 'e', 'i', 'o', and 'u', and they can appear in both lower and upper ...
None
2
votes
1
answer
134
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Count how many numbers in a range have exactly three divisors
The challenge
Given array a of n numbers, I need to count how many positive numbers less than each aᵢ have exactly 3 divisors.
Constraints
1 <= aᵢ <= 2.5 * 10¹³
In other words,
the minimum ...
2
votes
1
answer
181
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Hackerrank "New Year chaos" solution - permute sequence by swapping adjacent terms
I was doing the Hackerrank "New Year chaos" problem. Here is the description:
It is New Year's Day and people are in line for the Wonderland
rollercoaster ride. Each person wears a sticker ...
- 49
2
votes
1
answer
68
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Clique Connect: minimum spanning tree
Problem Statement
You are given a weighted undirected graph G with N vertices, numbered 1 to N. Initially, G has no edges.
You will perform M operations to add edges to G. The i-th operation (1≤i≤M) ...
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3
votes
1
answer
147
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Performance Tuning to enable answer for Project Euler #566 "Cake Icing Puzzle"
Related to this question I am still looking for a solution to Project Euler Problem 566 (see link for a nice simulation also):
Adam plays the following game with his birthday cake.
He cuts a piece ...
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2
votes
1
answer
101
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Project Euler #566 "Cake Icing Puzzle" Performance Tuning
I am rather new to python and wanted to use Project Euler to learn more about it. The task can be seen here, so I will skip any description of my own:
Project Euler Problem 566 (see Link for a nice ...
- 153
6
votes
1
answer
328
views
Codeforces: D2. Counting Is Fun (Hard Version)
The code works okay for the following problem.
Problem
An array 𝑏 of 𝑚 non-negative integers is said to be good if all the elements of 𝑏 can be made equal to 0 using the following operation some (...
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4
votes
2
answers
495
views
Leetcode: Steps to Make Array Non-decreasing
I was trying out leetcode's Steps to Make Array Non-decreasing
As per the challenge's description:
You are given a 0-indexed integer array nums. In one step, remove all
elements nums[i] where nums[i ...
- 341
1
vote
3
answers
113
views
Find min sum for indices to match equation
I want to reduce time complexity of my code:
I have an array of integers arr say [1, 2, 3, 6, 67]
I have an equation :
a*x+b*y=z, I can use the array values in this ...
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9
votes
4
answers
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Leetcode : First Missing Positive
I was trying out leetcode's first missing positive.
As per the challenge's description:
Given an unsorted integer array nums, return the smallest missing
positive integer.
You must implement an ...
- 341
1
vote
3
answers
127
views
Maximum Sum BST in a Binary Tree
I was trying to find the Maximum sum BST of a binary tree on LeetCode. While the Java code I have come up with, mostly seems right and is able to pass 55 out of the given 59 test cases too, the error ...
2
votes
1
answer
80
views
Sort array of numbers using tree sort - Leetcode 912
Problem statement:
Sort integer array nums in O(N log N) time,
without relying on any library sort routine.
I am trying to use a tree sort method (using the ...
- 123
4
votes
2
answers
113
views
Delete a node in binary tree
Problem Statement
Given a root node reference of a BST and a key, delete the node with the given key in the BST. Return the root node reference (possibly updated) of the BST.
Basically, the deletion ...
- 121
2
votes
3
answers
737
views
Find median value of two Sorted Arrays
To improve my coding knowledge can you please give me suggested changes on my code?
...
2
votes
1
answer
62
views
SEDE query to count questions, views and unanswered for a set of tags
This query selects the number of SO questions, the number of views and the number of unanswered questions for each tag (the list of the tags is the user input). It works fine when it works, but it ...
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