Corrected extra newline behavior and added comments as to why we strip out the ' #1

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

readers/Reader.java

@@ -210,7 +210,7 @@ public abstract class Reader{
     };
 
     String convertToString(String[]data){
-        return String.join("\n",data);
+        return String.join("\n",data).replaceFirst(Pattern.quote("\n"),"");
     }
 
     int convertToInt(String[]data){return convertToInt(" ",data);}
@@ -225,7 +225,7 @@ public abstract class Reader{
             } else {
                 j=0;
             }
-            System.out.println("["+s+"]"+" starts at "+j);
+            //System.out.println("["+s+"]"+" starts at "+j);
             for (;j<s.length();j++) {
                 letter_iterator:
                 for (int k=0;k<number_alternatives.length;k++) {
@@ -233,7 +233,7 @@ public abstract class Reader{
                         if (s.charAt(j)==number_alternatives[k][l]) {
                             numb*=10;
                             numb+=k;
-                            System.out.println("  "+s.charAt(j)+" found for "+k+".");
+                            //System.out.println("  "+s.charAt(j)+" found for "+k+".");
                             break letter_iterator;
                         }
                     }