{"image_url":null,"height":"190","author_name":"potisan","blog_url":"https://potisan-programming-memo.hatenablog.jp/","author_url":"https://blog.hatena.ne.jp/potisan/","url":"https://potisan-programming-memo.hatenablog.jp/entry/2021/02/27/015816","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpotisan-programming-memo.hatenablog.jp%2Fentry%2F2021%2F02%2F27%2F015816\" title=\"C++ std::multimap - potisan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","blog_title":"potisan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e1\u30e2","published":"2021-02-27 01:58:16","title":"C++ std::multimap","width":"100%","type":"rich","version":"1.0","categories":["C++","STL"],"provider_name":"Hatena Blog","description":"\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306eSTL\u30b3\u30f3\u30c6\u30ca\u3001\u30ad\u30fc\u306e\u91cd\u8907\u3092\u8a31\u3059\u30de\u30c3\u30d7std::multimap\uff08\u4ee5\u4e0bmultimap\uff09\u306b\u3064\u3044\u3066\u306e\u30e1\u30e2\u3067\u3059\u3002 \u521d\u671f\u5316\u5b50\u30ea\u30b9\u30c8\u306b\u3088\u308b\u521d\u671f\u5316 \u8981\u7d20\u6570\u3084\u30ad\u30fc\u306b\u5bfe\u5fdc\u3057\u305f\u5024\u306e\u500b\u6570\u306e\u53d6\u5f97 \u8981\u7d20\u306e\u8ffd\u52a0 \u3042\u308b\u30ad\u30fc\u3092\u6301\u3064\u8981\u7d20\u306e\u5217\u6319 \u3042\u308b\u30ad\u30fc\u3092\u6301\u3064\u8981\u7d20\u3092\u307e\u3068\u3081\u3066\u524a\u9664 \u305d\u306e\u4ed6 \u521d\u671f\u5316\u5b50\u30ea\u30b9\u30c8\u306b\u3088\u308b\u521d\u671f\u5316 \u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3092std::pair\u3084\u521d\u671f\u5316\u5b50\u30ea\u30b9\u30c8{key, value}\u306e\u521d\u671f\u5316\u5b50\u30ea\u30b9\u30c8\u3068\u3057\u3066\u4e0e\u3048\u308b\u3053\u3068\u3067\u521d\u671f\u5316\u3067\u304d\u307e\u3059\u3002\u30ad\u30fc\u306f\u91cd\u8907\u53ef\u80fd\u3067\u3001\u5024\u306e\u6570\u3060\u3051\u30da\u30a2\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002std::map<KeyT, std::vector<ValueT>>\u306e\u3088\u3046\u306b\u521d\u671f\u5316\u30ea\u30b9\u30c8\u306b\u3088\u308b\u5024\u306e\u4e00\u62ec\u6307\u5b9a\u306f\u3067\u304d\u307e\u305b\u3093\u3002 \u306a\u304a\u3001\u2026"}