8
votes
Reverse string with identical spaces as in original String using Java
You can make a String directly from a character array. So
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- 20.5k
4
votes
Reverse string with identical spaces as in original String using Java
I suggest you rely on StringBuilder. That way, appending to it runs in amortized constant time.
I had in mind the following implementation:
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- 25.7k
2
votes
Calculate square of (sum of even-indexed) - (sum of odd-indexed) subarrays from an array
This problem can be treated as a candidate for Kadane's algorithm after odd indexed elements are negated.
Original array
A = [1,2,-1,4,-1,-5]
negate odd indexed elements
B = [1,-2,-1,-4,-1,5]
Once ...
- 21
2
votes
Reverse string with identical spaces as in original String using Java
You can use IntStream.range() to get the indices of spaces.
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- 791
2
votes
Reverse string with identical spaces as in original String using Java
I think I would do it like this:
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- 149
2
votes
Accepted
Using methods to get and display userInput
numberEntered should not be static and should not be a member.
It's good that you made a variable for quit, but it should be ...
- 49.5k
1
vote
Accepted
Task executor thread pool
I am assuming this is not intended for serious use, as there’s no good reason not to use the tools already provided by Java for pooling threads made available in Executors. As I am not an expert in ...
- 6,211
1
vote
Reverse string with identical spaces as in original String using Java
You don't need all that much to do this. Both the OP's solution and @coderodde's seem overworked with too many extraneous objects.
One StringBuilder is needed for ...
- 1,302
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