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This is not idiomatic C++ in any C++ standard. You can also just replace vector with map so the brackets insert, but that isn't either.
by z_open 3y ago
This is not idiomatic C++ in any C++ standard. You can also just replace vector with map so the brackets insert, but that isn't either.
- bluGill 3y agoPrefer at to [] is standard where I write C++. map is not standard because vector is almost always much faster random access in the real world (that is n is normally small enough that a linear search is faster than a binary search because of caching)