Question

don't use System.exit() please

Answer 1

Answer:

Explanation:

Here is the code which has the method appendNTimes in bold taking a string original and the integer n.

It returns the String concatenated n times recursively.

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Code:

public class Main
{
public static String appendNTimes(String original, int n)
{
if(n==0)
return "";
  
return original + appendNTimes(original, n-1);
  
}
   public static void main(String[] args) {
       System.out.println(appendNTimes("cat", 3));
   }
}

Output:

catcatcat Program finished with exit code 0 Press ENTER to exit console.

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