16 lines
459 B
C++
16 lines
459 B
C++
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#pragma once
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#include <string>
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#include <unordered_map>
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#include <unordered_set>
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#include <vector>
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namespace stl_containers {
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[[nodiscard]] auto first_unique(const std::vector<std::string>& words) -> std::string;
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[[nodiscard]] auto group_anagrams(const std::vector<std::string>& words)
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-> std::unordered_map<std::string, std::vector<std::string>>;
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[[nodiscard]] auto has_duplicate(const std::vector<int>& data) -> bool;
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} // namespace stl_containers
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