Remove extra parentheses per abaplint (#329)

Author: BNAndras

exercises/practice/crypto-square/.meta/zcl_crypto_square.clas.abap

@@ -27,7 +27,7 @@ CLASS zcl_crypto_square IMPLEMENTATION.
     IF str_len = 0.
       RETURN.
     ENDIF.
-    WHILE ( column * row ) < str_len.
+    WHILE column * row < str_len.
       IF column > row.
         row  += 1.
       ELSE.
@@ -41,7 +41,7 @@ CLASS zcl_crypto_square IMPLEMENTATION.
                     FOR j = 0 UNTIL j = row
                       NEXT txt &&= |{
                         "check offset beyond string length?
-                        COND string( WHEN ( ( j * column ) + i ) >= str_len
+                        COND string( WHEN j * column  + i >= str_len
                                        "add space if , more than one row in square
                                        THEN COND string( WHEN row > 1
                                                            THEN ` `

exercises/practice/darts/.meta/zcl_darts.clas.abap

@@ -18,14 +18,14 @@ ENDCLASS.
 
 CLASS zcl_darts IMPLEMENTATION.
   METHOD score.
-    IF ( ( x * x ) + ( y * y ) ) <= 1.
+    IF x * x + y * y <= 1.
       result = 10.
-    ELSEIF ( ( x * x ) + ( y * y ) ) <= ( 5 * 5 ).
+    ELSEIF x * x + y * y <= ( 5 * 5 ).
       result = 5.
-    ELSEIF ( ( x * x ) + ( y * y ) ) <= ( 10 * 10 ).
+    ELSEIF x * x + y * y <= ( 10 * 10 ).
       result = 1.
     ENDIF.
   ENDMETHOD.
 
 
-ENDCLASS.
+ENDCLASS.