--- /dev/null
+method Long(a b c d e)
+ return (a - (e - 20)) - (b - (c - (99 - d)));
+end;
+
+method Loong(a b c d e)
+ return a - (b - (c - (d - (e - (a - (b - (c - (d - (e - 10)))))))));
+end;
+
+method Looong(a b c d e)
+ return (11 - a) - (22 - b) - (33 - c - (44 - d)) - (55 - (77 - e - -66));
+end;