import java.util.Scanner;
public class MyProgram
{
public static void main(String[] args){
System.out.println("enter a sentence");
 Scanner input = new Scanner(System.in);
 String sentence = new String(input.nextLine());
 System.out.println("enter a word that sentence may or may not contain");
  String testString = new String(input.nextLine());
  boolean bruhbool = containsWord(testString);
 if(bruhbool == true){
     System.out.println("the sentence contains that word");
 }
 if(bruhbool == false){
     System.out.println("the sentence does not contain that word");
 }
}
public static boolean containsWord (String str){
    if(str.indexOf("disk") >= 0){
        if(str.codePointAt(str.indexOf("disk")-1) != 32 || str.codePointAt(str.indexOf("disk")+4) != 0){
            return false;
        }

        return true;
    }
return false;
}
}