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Questions - lower-bound

Insert into a vector using an insert using lower_bound

How do I change CompareByNA to make the insert work, I assume it's wrong for the first element to insert program: https://onecompiler.com/cpp/3xycp2vju bool Company::compareByNA(const Company &a, ...
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user12580002

c++

vector

lower-bound

Votes: 0

Answers: 1

Latest Answer

Here is your issue lower_bound(CompanyNameList.begin(), CompanyIDList.end(), cmp, Company::compareByNA); You are mixing up your lists. You probably meant to use lower_bound(CompanyNameList.begin(), ...
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Taekahn

Pyomo lower bounds of variables

Hi guys I have the following problem. I have two optimization problems and the output values of the first are the lower bounds in second's variables. I try to write it the following way : model_low=Co...
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zbutsam

python

pyomo

lower-bound

Votes: 0

Answers: 1

Latest Answer

Your variables in the model appear to be indexed, so you have to provide some lower bound indexing tool that is indexed. You can pass a function (as show) that will do this, same as if you were using...
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AirSquid

C++ Search using lower_bound in the vector and ignore lowercase / uppercase letters

How can I find an element in a vector if I don't care about case. For example, if I have in cmp name = "tOM" addr = "LONDON" and I want it to find an element with values name = &qu...
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user12580002

c++

sorting

lower-bound

Votes: 0

Answers: 1

Latest Answer

The first thing is that std::sort requires you to return true or false. The issue is that strcasecmp returns an int denoting whether the first item comes before, is equal, or after the second item (-...
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PaulMcKenzie

C++ Error (Segmentation fault / Bus error / Memory limit exceeded / Stack limit exceeded) when using functions lower_bound, sort,

My program crashes after uploading to the school test server with the announcement that one of these errors has occurred (Segmentation fault / Bus error / Memory limit exceeded / Stack limit exceeded)...
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Aaron7

c++

segmentation-fault

stack-overflow

lower-bound

Votes: 0

Answers: 1

Latest Answer

That sort lambda doesn't provide strict weak ordering as required by std::sort. Both sort and lower_bound can/will fail. Did you mean? sort(tmp.begin(), tmp.end(), [](const Company & a, const Co...
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Captain Giraffe

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