27 行
447 B
C
27 行
447 B
C
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#include "utils.h"
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template<class G, class V, class C>
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class Grouper
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{
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std::map<G, std::vector<const V*>, C> results;
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public:
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Grouper(C c)
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{
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results = std::map<G, std::vector<const V*>, C>(c);
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}
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void group(const std::function<G(const V&)> &map, const std::vector<V> &values)
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{
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for(const V &v : values)
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{
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results[map(v)].push_back(&v);
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}
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}
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std::map<G, std::vector<const V*>, C> &getResults()
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{
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return this->results;
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}
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};
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