first commit

2022-12-15 23:51:04 +07:00
commit 87d51fb251
292 changed files with 12623 additions and 0 deletions
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+import java.io.File;
+import java.io.IOException;
+import java.util.*;
+
+public class Main {
+    static class WordSet {
+        TreeSet<String> a;
+
+        public WordSet(String filename) throws IOException {
+            Scanner sc = new Scanner(new File(filename));
+            String s = "";
+            while(sc.hasNextLine()) s+=sc.nextLine() + " ";
+            a = new TreeSet<>();
+            String[] r = s.toLowerCase().trim().split("\\s+");
+            for (int i = 0; i < r.length; i++)
+                a.add(r[i]);
+        }
+
+        public WordSet() {
+            a = new TreeSet<>();
+        }
+
+        public WordSet union(WordSet b) {
+            WordSet c = new WordSet();
+            for(String i : this.a) c.a.add(i);
+            for(String i : b.a) c.a.add(i);
+            return c;
+        }
+
+        public WordSet intersection(WordSet b) {
+            WordSet c = new WordSet();
+            for (String i : this.a) {
+                for (String j : b.a) {
+                    if (i.compareTo(j) == 0)
+                        c.a.add(i);
+                }
+            }
+            return c;
+        }
+        @Override
+        public String toString() {
+            return String.join(" ", a);
+        }
+    }
+    
+    public static void main(String[] args) throws IOException {
+        WordSet s1 = new WordSet("DATA1.in");
+        WordSet s2 = new WordSet("DATA2.in");
+        System.out.println(s1.union(s2));
+        System.out.println(s1.intersection(s2));
+    }
+    public static void main1889176(String[] args) throws IOException {
+        WordSet s1 = new WordSet("DATA1.in");
+        WordSet s2 = new WordSet("DATA2.in");
+        System.out.println(s1.union(s2));
+        System.out.println(s1.intersection(s2));
+    }
+}
+
+