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Results tagged with performance
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user 140805
Performance is a subset of Optimization: performance is the goal when you want the execution time of your program or routine to be optimal.
0
votes
Accepted
Correctness and Performance of graph plotting on R
The plot looks about right with the data, and I see no egrerious errors in your code. I do have a few remarks.
In r it's unnecessary to end your lines with a semi-colon, and most styleguides advise …
- 2,919
5
votes
Find the largest sum of any slice inside an array
Two minor remarks:
For consistency sake, this
accumulator = maxLastPair > accumulator + addend ? maxLastPair : accumulator + addend;
can be implemented similar to the other statements as
accumu …
- 2,919
1
vote
Accepted
Codility's stonewall 100% solution - different paths such as if,else if,etc, do the same thing
Some of these branches can be eliminated. Let's see:
if (heightsStack.Count > 0)
{
if (heightsStack.Peek() < H[height])
{
blocksCounter++;
heightsStack.Push(H[height]);
}
}
else
{
blo …
- 2,919
1
vote
Accepted
MaxProductOfThree in C#
This looks like a good attempt. Let's first start assuming we only have to deal with positive values.
private int getProductOfMaximalsForMoreThanTwoElements( List<int> B)
{
int max1 = B.Max();
…
- 2,919
5
votes
1
answer
546
views
Incremental Sieve of Eratosthenes Generator
So I was fiddling around with the Euler challenges. One of the things they mentioned in their discussions of the solutions is the Sieve of Eratosthenes and that you can only use it when you know an up …
- 2,919
7
votes
Accepted
LeetCode: Group Anagrams C#
Deriving from IEqualityComparer versus EqualityComparer.
The MSDN docs say the following:
We recommend that you derive from the EqualityComparer class instead of implementing the IEqualityCompare …
- 2,919
6
votes
Singly Linked List implementation C++
Length
You provide a method to calculate the length of the list. But from the moment of creation of the list, you should be able to track this length. If you add a private counter, increment it whene …
- 2,919
2
votes
Accepted
Nelder-Mead algorithm in C#
With advancing insight I have found a few issues with the code.
Check for convergence doesn't work properly
// Check for convergence
if (functionValues[N] - functionValues[0] < 1e-9) …
- 2,919
5
votes
2
answers
2k
views
Nelder-Mead algorithm in C#
I am currently learning C# since the last week. I have little to no prior experience with any of the C family of languages.
I implemented the Nelder-Mead algorithm for numerical optimisation of a fun …
- 2,919