{"id":308564,"date":"2020-08-16T21:00:54","date_gmt":"2020-08-16T21:00:54","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=308564"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=308564","title":{"rendered":"\u041a\u0430\u043a \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0432\u0441\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043a\u043e\u043c\u0431\u0438\u043d\u0430\u0446\u0438\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0433\u0440\u0443\u043f\u043f\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432"},"content":{"rendered":"\n<div class=\"post__text post__text-html post__text_v1\" id=\"post-content-body\" data-io-article-url=\"https:\/\/habr.com\/ru\/post\/515352\/\">\u0417\u043d\u0430\u044e \u0447\u0442\u043e \u044d\u0442\u0443 \u0437\u0430\u0434\u0430\u0447\u0443 \u043c\u043d\u043e\u0433\u0438\u0435 \u0433\u0443\u0433\u043b\u044f\u0442, \u0442.\u043a. \u0441\u0430\u043c \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0441\u0442\u043e\u043b\u043a\u043d\u0443\u043b\u0441\u044f \u0441 \u044d\u0442\u0438\u043c. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0440\u0430\u0431\u043e\u0447\u0435\u0433\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u044f \u0442\u0430\u043a \u0438 \u043d\u0435 \u043d\u0430\u0448\u0435\u043b, \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u043f\u0440\u0438\u0434\u0443\u043c\u0430\u0442\u044c \u0441\u0432\u043e\u0435. <\/p>\n<p>  \u0418\u0442\u0430\u043a, \u0432\u0432\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435. \u0418\u043c\u0435\u0435\u043c \u0433\u0440\u0443\u043f\u043f\u0443 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440:<\/p>\n<pre><code class=\"json\">models = [ &quot;audi&quot;, &quot;bmw&quot;, &quot;toyota&quot;, &quot;vw&quot; ]; colors = [ &quot;red&quot;, &quot;green&quot;, &quot;blue&quot;, &quot;yellow&quot;, &quot;pink&quot; ]; engines = [ &quot;diesel&quot;, &quot;gasoline&quot;, &quot;hybrid&quot; ]; transmissions = [ &quot;manual&quot;, &quot;auto&quot;, &quot;robot&quot; ]; <\/code><\/pre>\n<p>  \u0422\u0435\u043f\u0435\u0440\u044c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043c, \u0447\u0442\u043e \u043d\u0430\u043c \u043d\u0430\u0434\u043e \u0441\u043e\u0431\u0440\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440 \u0430\u0441\u0441\u043e\u0446\u0438\u0430\u0442\u0438\u0432\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 (map) \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e \u0442\u0430\u043a\u043e\u0433\u043e \u0432\u0438\u0434\u0430:<\/p>\n<pre><code class=\"json\">variant1 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;manual&quot; } variant2 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;auto&quot; } variant3 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;robot&quot; } variant4 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;gasoline&quot;, &quot;transmission&quot;: &quot;manual&quot; } \u2026 variantN = { &quot;model&quot;: &quot;vw&quot;, &quot;color&quot;: &quot;pink&quot;, &quot;engine&quot;: &quot;hybrid&quot;, &quot;transmission&quot;: &quot;robot&quot; } <\/code><\/pre>\n<p><a name=\"habracut\"><\/a><br \/>  \u0412 \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u043d\u043e\u043c \u0432\u0438\u0434\u0435 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u0440\u0430\u0431\u043e\u0442\u044b \u0432\u044b\u0433\u043b\u044f\u0434\u0438\u0442 \u0442\u0430\u043a:<\/p>\n<pre><code class=\"json\">for(i1 = 0; i1 &lt; models.length; i1 ++){ \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432\u0441\u0435 \u043c\u043e\u0434\u0435\u043b\u0438     for(i2 = 0; i2 &lt; colors.length; i2 ++){ \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432\u0441\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u0446\u0432\u0435\u0442\u0430         for(i3 = 0; i3 &lt; engines.length; i3 ++){ \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432\u0441\u0435 \u0442\u0438\u043f\u044b \u0434\u0432\u0438\u0433\u0430\u0442\u0435\u043b\u0435\u0439             for(i4 = 0; i4 &lt; transmissions.length; i4 ++){ \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432\u0441\u0435 \u0442\u0438\u043f\u044b \u0442\u0440\u0430\u043d\u0441\u043c\u0438\u0441\u0441\u0438\u0439                  variant = {                       &quot;model&quot;: models[i1],                       &quot;color&quot;: colors[i2],                       &quot;engine&quot;: engines[i3],                       &quot;transmission&quot;: transmissions[i4],                  }             }         }     } }  <\/code><\/pre>\n<p>  \u0422.\u0435. \u043f\u043e \u0441\u0443\u0442\u0438 \u0432\u043a\u043b\u0430\u0434\u044b\u0432\u0430\u0435\u043c \u043a\u0430\u0436\u0434\u044b\u0439 \u043d\u0430\u0431\u043e\u0440 \u0432\u043d\u0443\u0442\u0440\u044c \u0434\u0440\u0443\u0433\u043e\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430, \u0438 \u043f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432 \u0446\u0438\u043a\u043b\u0435. \u0422\u0435\u043f\u0435\u0440\u044c \u043e\u0441\u0442\u0430\u0435\u0442\u0441\u044f \u043f\u0440\u0438\u0434\u0443\u043c\u0430\u0442\u044c \u043a\u0430\u043a \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0442\u043e-\u0436\u0435 \u0441\u0430\u043c\u043e\u0435 \u0431\u0435\u0437 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0438 \u043a \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u043e\u043c\u0443 \u0447\u0438\u0441\u043b\u0443 \u043d\u0430\u0431\u043e\u0440\u043e\u0432.<\/p>\n<p>  \u0414\u043b\u044f \u043d\u0430\u0447\u0430\u043b\u0430 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u043c\u0441\u044f \u0441 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043c\u0438:<\/p>\n<p>  <b>\u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440<\/b> \u2014 \u0442\u043e, \u043a\u0430\u043a \u043d\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043d\u0430\u0431\u043e\u0440\u0430, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 model, color \u0438 \u0442.\u0434.<br \/>  <b>\u041d\u0430\u0431\u043e\u0440 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430<\/b> \u2014 \u0441\u043f\u0438\u0441\u043e\u043a, \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u043d\u044b\u0439 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0443 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, [ \u00abaudi\u00bb, \u00abbmw\u00bb, \u00abtoyota\u00bb, \u00abvw\u00bb ])<br \/>  <b>\u042d\u043b\u0435\u043c\u0435\u043d\u0442 \u043d\u0430\u0431\u043e\u0440\u0430<\/b> \u2014 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0441\u043f\u0438\u0441\u043a\u0430, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 audi, bmw, red, blue \u0438 \u0442.\u043f.<br \/>  <b>\u0418\u0442\u043e\u0433\u043e\u0432\u044b\u0435 \u043d\u0430\u0431\u043e\u0440\u044b<\/b> \u2014 \u0442\u043e \u0447\u0442\u043e \u043c\u044b \u0434\u043e\u043b\u0436\u043d\u044b \u0441\u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c<\/p>\n<p>  \u041a\u0430\u043a \u044d\u0442\u043e \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0433\u043b\u044f\u0434\u0435\u0442\u044c? \u041d\u0430\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f, \u043f\u0440\u0438 \u043a\u0430\u0436\u0434\u043e\u043c \u0432\u044b\u0437\u043e\u0432\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0431\u0443\u0434\u0435\u0442 \u0441\u0434\u0432\u0438\u0433\u0430\u0442\u044c\u0441\u044f \u043d\u0430 \u043e\u0434\u043d\u0443 \u043f\u043e\u0437\u0438\u0446\u0438\u044e \u0443\u0441\u043b\u043e\u0432\u043d\u044b\u0439 \u0441\u0447\u0435\u0442\u0447\u0438\u043a \u0438\u0442\u0435\u0440\u0430\u0442\u043e\u0440\u0430, \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u043f\u0435\u0440\u0435\u0431\u043e\u0440 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 (model, color \u0438 \u0442.\u043f.). \u0412\u043d\u0443\u0442\u0440\u0438 \u044d\u0442\u043e\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u043f\u043e\u043c\u0438\u043c\u043e \u0441\u0434\u0432\u0438\u0433\u0430 \u0441\u0447\u0435\u0442\u0447\u0438\u043a\u0430 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0445\u043e\u0434\u0438\u0442\u044c \u043f\u0435\u0440\u0435\u0431\u043e\u0440 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 (audi, bmw\u2026; red, blue\u2026 \u0438 \u0442.\u0434.). \u0418 \u0432\u043d\u0443\u0442\u0440\u0438 \u044d\u0442\u043e\u0433\u043e \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0433\u043e \u0446\u0438\u043a\u043b\u0430 \u043d\u0430\u0448\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u0431\u0443\u0434\u0435\u0442 \u0440\u0435\u043a\u0443\u0440\u0441\u0438\u0432\u043d\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c \u0441\u0430\u043c\u0430 \u0441\u0435\u0431\u044f.<\/p>\n<p>  \u0414\u0430\u043b\u0435\u0435 \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u043f\u0440\u0438\u043c\u0435\u0440 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Java \u0441 \u043a\u043e\u043c\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f\u043c\u0438:<\/p>\n<pre><code class=\"java\">public class App {      public static void main(String[] args) {         Map&lt;String, List&lt;String&gt;&gt; source = Map.of(             &quot;model&quot;, Arrays.asList(&quot;audy&quot;, &quot;bmw&quot;, &quot;toyota&quot;, &quot;vw&quot;),             &quot;color&quot;, Arrays.asList(&quot;red&quot;, &quot;green&quot;, &quot;blue&quot;, &quot;yellow&quot;, &quot;pink&quot;),             &quot;engine&quot;, Arrays.asList(&quot;diesel&quot;, &quot;gasoline&quot;, &quot;hybrid&quot;),             &quot;transmission&quot;, Arrays.asList(&quot;manual&quot;, &quot;auto&quot;, &quot;robot&quot;)         );          Combinator&lt;String, String&gt; combinator = new Combinator&lt;&gt;(source);         List&lt;Map&lt;String, String&gt;&gt; result = combinator.makeCombinations();          for(Map variant : result){             System.out.println(variant);         }     }      public static class Combinator&lt;K,V&gt; {          \/\/\u0422\u0443\u0442 \u0432 \u0432\u0438\u0434\u0435 \u0430\u0441\u0441\u043e\u0446\u0438\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0445\u0440\u0430\u043d\u044f\u0442\u0441\u044f \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435         private Map&lt;K, List&lt;V&gt;&gt; sources;          \/\/\u0418\u0442\u0435\u0440\u0430\u0442\u043e\u0440 \u0434\u043b\u044f \u043f\u0435\u0440\u0435\u0431\u043e\u0440\u0430 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432. \u0412 \u043d\u0430\u0448\u0435\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u044d\u0442\u043e \u043e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e         \/\/ListIterator, \u0442.\u043a. \u043f\u043e\u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c \u043c\u0435\u0442\u043e\u0434 previous         private ListIterator&lt;K&gt; keysIterator;          \/\/\u0421\u0447\u0435\u0442\u0447\u0438\u043a \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0432 \u0438\u0442\u0435\u0440\u0430\u0446\u0438\u0438 \u0434\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430         \/\/\u0433\u0434\u0435 \u043a\u043b\u044e\u0447 - \u0438\u043c\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430, \u0430 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 - \u0442\u0435\u043a\u0443\u0449\u0430\u044f \u043f\u043e\u0437\u0438\u0446\u0438\u044f \u0432 \u043d\u0430\u0431\u043e\u0440\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432         private Map&lt;K, Integer&gt; counter;          \/\/\u0422\u0443\u0442 \u0431\u0443\u0434\u0443\u0442 \u0445\u0440\u0430\u043d\u0438\u0442\u044c\u0441\u044f \u0438\u0442\u043e\u0433\u043e\u0432\u044b\u0435 \u043d\u0430\u0431\u043e\u0440\u044b         private List&lt;Map&lt;K,V&gt;&gt; result;           public Combinator(Map&lt;K, List&lt;V&gt;&gt; sources) {             this.sources = sources;             counter = new HashMap&lt;&gt;();             keysIterator = new ArrayList&lt;&gt;(sources.keySet())                     .listIterator();         }          \/\/\u042d\u0442\u043e\u0442 \u043c\u0435\u0442\u043e\u0434 \u0432\u044b\u0437\u044b\u0432\u0430\u0435\u043c \u0434\u043b\u044f \u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438 \u043d\u0430\u0431\u043e\u0440\u0430         public List&lt;Map&lt;K,V&gt;&gt; makeCombinations() {             result = new ArrayList&lt;&gt;();             \/\/\u0417\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u043c \u043f\u0435\u0440\u0435\u0431\u043e\u0440 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432             loop();             return result;         }          private void loop(){             \/\/\u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c, \u0435\u0441\u0442\u044c \u043b\u0438 \u0435\u0449\u0435 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b \u0432 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0435             if(keysIterator.hasNext()){                  \/\/\u0421\u0434\u0432\u0438\u0433\u0430\u0435\u043c \u0441\u0447\u0435\u0442\u0447\u0438\u043a \u0432\u043f\u0435\u0440\u0435\u0434                 K key = keysIterator.next();                  \/\/\u0410\u043a\u0442\u0438\u0432\u0438\u0440\u0443\u0435\u043c \u043d\u0430\u0431\u043e\u0440 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 (\u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u043c \u0432 \u0441\u0447\u0435\u0442\u0447\u0438\u043a\u0435,                 \/\/\u0447\u0442\u043e \u043d\u0430\u0445\u043e\u0434\u0438\u043c\u0441\u044f \u043d\u0430 \u043f\u0435\u0440\u0432\u043e\u043c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0435 \u043d\u0430\u0431\u043e\u0440\u0430)                 counter.put(key, 0);                   \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043d\u0430\u0431\u043e\u0440\u0430                 while(counter.get(key) &lt; sources.get(key).size()){                     \/\/\u0420\u0435\u043a\u0443\u0440\u0441\u0438\u0432\u043d\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0435\u043c \u043c\u0435\u0442\u043e\u0434 loop \u0447\u0442\u043e\u0431\u044b \u0430\u043a\u0442\u0438\u0432\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432                     loop();                      \/\/\u0421\u0434\u0432\u0438\u0433\u0430\u0435\u043c \u0441\u0447\u0435\u0442\u0447\u0438\u043a \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043d\u0430\u0431\u043e\u0440\u0430                     counter.put(key, counter.get(key) + 1);                 }                  \/\/\u0415\u0441\u043b\u0438 \u043c\u044b \u0443\u0436\u0435 \u043f\u0435\u0440\u0435\u0431\u0440\u0430\u043b\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043d\u0430\u0431\u043e\u0440\u0430 - \u0441\u0434\u0432\u0438\u0433\u0430\u0435\u043c \u0438\u0442\u0435\u0440\u0430\u0442\u043e\u0440 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u043d\u0430\u0437\u0430\u0434                 keysIterator.previous();             }             else{                 \/\/\u0415\u0441\u043b\u0438 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0432 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0435 \u043d\u0435\u0442, \u0442.\u0435. \u043c\u044b \u0430\u043a\u0442\u0438\u0432\u0438\u0440\u043e\u0432\u0430\u043b\u0438 \u0432\u0441\u0435 \u043d\u0430\u0431\u043e\u0440\u044b \u043f\u043e\u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e                 \/\/\u0437\u0430\u043f\u043e\u043b\u043d\u044f\u0435\u043c \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u043e\u0439 \u0438\u0442\u043e\u0433\u043e\u0432\u044b\u0439 \u043d\u0430\u0431\u043e\u0440                 fill();             }         }          \/\/\u0412 \u044d\u0442\u043e\u043c \u043c\u0435\u0442\u043e\u0434\u0435 \u043d\u0430\u043f\u043e\u043b\u043d\u044f\u0435\u043c \u043e\u0447\u0435\u0440\u0435\u0434\u043d\u043e\u0439 \u0438\u0442\u043e\u0433\u043e\u0432\u044b\u0439 \u043d\u0430\u0431\u043e\u0440         private void fill() {             Map&lt;K,V&gt; variant = new HashMap&lt;&gt;();              \/\/\u041f\u0435\u0440\u0435\u0431\u0438\u0440\u0430\u0435\u043c \u0432\u0441\u0435 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b             for(K key : sources.keySet()){                 \/\/\u041f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0432 \u043d\u0430\u0431\u043e\u0440\u0435                 Integer position = counter.get(key);                  \/\/\u0412\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c \u0432 \u0438\u0442\u043e\u0433\u043e\u0432\u044b\u0439 \u043d\u0430\u0431\u043e\u0440                 variant.put(key, sources.get(key).get(position));             }              result.add(variant);         }      }  } <\/code><\/pre>\n<\/div>\n<p> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/post\/515352\/\"> https:\/\/habr.com\/ru\/post\/515352\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\n<div class=\"post__text post__text-html post__text_v1\" id=\"post-content-body\" data-io-article-url=\"https:\/\/habr.com\/ru\/post\/515352\/\">\u0417\u043d\u0430\u044e \u0447\u0442\u043e \u044d\u0442\u0443 \u0437\u0430\u0434\u0430\u0447\u0443 \u043c\u043d\u043e\u0433\u0438\u0435 \u0433\u0443\u0433\u043b\u044f\u0442, \u0442.\u043a. \u0441\u0430\u043c \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u0441\u0442\u043e\u043b\u043a\u043d\u0443\u043b\u0441\u044f \u0441 \u044d\u0442\u0438\u043c. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0440\u0430\u0431\u043e\u0447\u0435\u0433\u043e \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u044f \u0442\u0430\u043a \u0438 \u043d\u0435 \u043d\u0430\u0448\u0435\u043b, \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u043f\u0440\u0438\u0434\u0443\u043c\u0430\u0442\u044c \u0441\u0432\u043e\u0435. <\/p>\n<p>  \u0418\u0442\u0430\u043a, \u0432\u0432\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435. \u0418\u043c\u0435\u0435\u043c \u0433\u0440\u0443\u043f\u043f\u0443 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440:<\/p>\n<pre><code class=\"json\">models = [ &quot;audi&quot;, &quot;bmw&quot;, &quot;toyota&quot;, &quot;vw&quot; ]; colors = [ &quot;red&quot;, &quot;green&quot;, &quot;blue&quot;, &quot;yellow&quot;, &quot;pink&quot; ]; engines = [ &quot;diesel&quot;, &quot;gasoline&quot;, &quot;hybrid&quot; ]; transmissions = [ &quot;manual&quot;, &quot;auto&quot;, &quot;robot&quot; ]; <\/code><\/pre>\n<p>  \u0422\u0435\u043f\u0435\u0440\u044c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043c, \u0447\u0442\u043e \u043d\u0430\u043c \u043d\u0430\u0434\u043e \u0441\u043e\u0431\u0440\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440 \u0430\u0441\u0441\u043e\u0446\u0438\u0430\u0442\u0438\u0432\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 (map) \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u043e \u0442\u0430\u043a\u043e\u0433\u043e \u0432\u0438\u0434\u0430:<\/p>\n<pre><code class=\"json\">variant1 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;manual&quot; } variant2 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;auto&quot; } variant3 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;diesel&quot;, &quot;transmission&quot;: &quot;robot&quot; } variant4 = { &quot;model&quot;: &quot;audi&quot;, &quot;color&quot;: &quot;red&quot;, &quot;engine&quot;: &quot;gasoline&quot;, &quot;transmission&quot;: &quot;manual&quot; } \u2026 variantN = { &quot;model&quot;: &quot;vw&quot;, &quot;color&quot;: &quot;pink&quot;, &quot;engine&quot;: &quot;hybrid&quot;, &quot;transmission&quot;: &quot;robot&quot; } <\/code><\/pre>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-308564","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/308564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=308564"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/308564\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=308564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=308564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=308564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}