fix rc shortcut again

src/modules/compat.ts

@@ -21,7 +21,10 @@ export class CompatModule extends BaseModule {
       const matching = expr.match(rcRegexp);
       return session.execute({
         name: 'rc',
-        args: [matching[2]?.trim() || '检定', matching[1]],
+        args: [
+          matching[1],
+          ...(matching[2] ? [parseInt(matching[2].trim())] : []),
+        ],
       });
     }
     return next();

src/utility/constant.ts

 export const rollRegexp = /^((\d*)d)?(\d+)(\+((\d*)d)?(\d+))*$/i;
-export const rcRegexp = /^[ac](\d{1,3})( +[^ ].*)?$/i;
+export const rcRegexp = /^[ac]([^ ]+)( +\d{1,3})?$/i;