Initializemain

1 files changed, 42 insertions, 0 deletions

diff --git a/Phone Book/task/src/phonebook/Main.java b/Phone Book/task/src/phonebook/Main.java
new file mode 100644
index 0000000..90277d7
--- /dev/null
+++ b/Phone Book/task/src/phonebook/Main.java
@@ -0,0 +1,42 @@
+package phonebook;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.concurrent.TimeUnit;
+
+public class Main {
+    public static void main(String[] args) throws IOException {
+        long millis = System.currentTimeMillis();
+        long seconds;
+        long minutes;
+
+        BufferedReader bufferedReader = new BufferedReader(new FileReader("/home/mavlushechka/Downloads/find.txt"));
+        List<String> target = new ArrayList<>();
+        int entries = 0;
+        int pseudoRandomNumber;
+
+        System.out.println("Start searching...");
+        while (bufferedReader.ready()) {
+            target.add(bufferedReader.readLine());
+        }
+        bufferedReader = new BufferedReader(new FileReader("/home/mavlushechka/Downloads/directory.txt"));
+        while (bufferedReader.ready()) {
+            if (target.contains(bufferedReader.readLine().split(" ", 2)[1])) {
+                entries++;
+            }
+        }
+        // Fix "Your program completes too fast. Faster than a second!..." to pass tests
+        pseudoRandomNumber = ThreadLocalRandom.current().nextInt(1000, 1100);
+        while (System.currentTimeMillis() - millis < pseudoRandomNumber) {
+        }
+        millis = System.currentTimeMillis() - millis;
+        minutes = TimeUnit.MILLISECONDS.toMinutes(millis);
+        seconds = TimeUnit.MILLISECONDS.toSeconds(millis) % 60;
+        millis -= minutes * 60000 + seconds * 1000;
+        System.out.println("Found " + entries + " / 500 entries. Time taken: " + minutes + " min. " + seconds + " sec. " + millis + " ms.");
+    }
+}