File Writer was added

src/Task9.java

 import java.io.BufferedReader;
+import java.io.FileOutputStream;
 import java.io.FileReader;
 import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.channels.FileChannel;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -326,26 +329,14 @@ class Utils{
     return currentDirectoryPath + System.getProperty("file.separator") +fileName;
   }
 
-  public static String[] splitText(String string, int numberOfWords){
-    String[] splitText = new String[numberOfWords];
-    StringBuilder sb = new StringBuilder();
-    int index = 0;
-    for (int i = 0; i<string.length();i++){
-      if(Character.isWhitespace(string.charAt(i))){
-        String word = sb.toString();
-        if(!word.isBlank()){
-          splitText[index]=word;
-          index++;
-          sb = new StringBuilder();
-        }
-      } else{
-        sb.append(string.charAt(i));
-      }
-      if(i == string.length()-1){
-        splitText[index] = sb.toString();
-      }
+public void arrayToFile(int[] array, String fileName) throws IOException{
+    FileOutputStream out= new FileOutputStream(fileName);
+    FileChannel file = out.getChannel();
+    ByteBuffer but = file.map(FileChannel.MapMode.READ_WRITE,0, 4L * array.length);
+    for(int i : array){
+      but.putInt(i);
     }
-    return splitText;
+    file.close();
 }
 
   public static String[] dividedText(String line, int number){