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c++ Programming Glossary: set_intersectionWhy does my STL code run so slowly when I have the debugger/IDE attached? http://stackoverflow.com/questions/1060337/why-does-my-stl-code-run-so-slowly-when-i-have-the-debugger-ide-attached 1 random 10 int value 1000000000 random set2.insert value set_intersection set1.begin set1.end set2.begin set2.end inserter intersection..
Fast intersection of sets: C++ vs C# http://stackoverflow.com/questions/1060648/fast-intersection-of-sets-c-vs-c-sharp 1000 times in 21580.7ms Found the intersection using set_intersection 1000 times in 22366.6ms Here is the latest C output for three.. in 28827.6ms Found the intersection of 495 values using set_intersection 1000 times in 9817.69ms Found the intersection of 504 values.. values using unordered_set 1000 times in 24769.1ms So the set_intersection approach is now approx 2x slower than C# but 2x faster than..
The intersection of two sorted arrays http://stackoverflow.com/questions/2400157/the-intersection-of-two-sorted-arrays arrays sorting share improve this question Use set_intersection as here . The usual implementation would work similar to the..
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