IR

Author: dungnguyen-art

CodePtit/src/main/java/Handling_File/snt.java

@@ -0,0 +1,54 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package Handling_File;
+
+/**
+ *
+ * @author Admin
+ */
+import java.io.*;
+import java.util.*;
+public class snt {
+    public static int check(int n){
+        if(n<2){
+            return 0;
+        }
+        for(int i = 2; i<= Math.sqrt(n); i++){
+            if(n%i == 0){
+                return 0;
+            }
+        }
+        return 1;
+    }
+    
+    public static void main(String[] args) throws FileNotFoundException, IOException, ClassNotFoundException {
+        ObjectInputStream din = new ObjectInputStream(new FileInputStream("DATA1.in"));
+        ObjectInputStream din1 = new ObjectInputStream(new FileInputStream("DATA2.in"));
+        TreeSet<Integer> ts = new TreeSet<>();
+        TreeSet<Integer> ts1 = new TreeSet<>();
+        ArrayList<Integer> arr = (ArrayList<Integer>) din.readObject();
+        ArrayList<Integer> arr2 = (ArrayList<Integer>) din1.readObject();
+        
+        for(Integer i : arr){
+            if(check(i)== 1){
+                ts.add(i);
+            }
+        }
+        
+        for(Integer i : arr2){
+            if(check(i) == 1){
+                ts1.add(i);
+            }
+        }
+        
+        for(Integer i: ts){
+            long tmp = 1000000 - i;
+            if(ts1.contains(tmp) && i < tmp){
+                System.out.println(i + " " + tmp);
+            }
+        }
+    }
+}