first commit

2022-12-15 23:51:04 +07:00
commit 87d51fb251
292 changed files with 12623 additions and 0 deletions
@@ -0,0 +1,48 @@
+import java.util.*;
+import java.io.*;
+
+public class non {
+
+    static class pair {
+        String s;
+        int cnt;
+
+        public pair(String s) {
+            this.s = s;
+            cnt = 1;
+        }
+
+        @Override
+        public String toString() {
+            return s + " " + cnt;
+        }
+    }
+
+    public static void main(String[] args) throws IOException, ClassNotFoundException {
+        ObjectInputStream o = new ObjectInputStream(new FileInputStream("DATA.in"));
+        ArrayList<String> lines = (ArrayList<String>) o.readObject();
+        HashMap<String, pair> hm = new HashMap<>();
+        ArrayList<pair> a = new ArrayList<>();
+        for (String line : lines) {
+            if (line.length() == 0)
+                continue;
+            String[] arr = line.toLowerCase().trim().split("[^a-z0-9]");
+            for (int i = 0; i < arr.length; i++) {
+                if (arr[i].length() > 0) {
+                    if (hm.get(arr[i]) == null) {
+                        pair x = new pair(arr[i]);
+                        hm.put(arr[i], x);
+                        a.add(x);
+                    } else
+                        hm.get(arr[i]).cnt++;
+                }
+            }
+        }
+        a.sort((pair x, pair y) -> {
+            if (x.cnt == y.cnt)
+                return x.s.compareTo(y.s);
+            return y.cnt - x.cnt;
+        });
+        a.forEach(e -> System.out.println(e));
+    }
+}