X-Git-Url: https://git.kianting.info/?a=blobdiff_plain;f=parserRule.txt;h=b1bcb74bc91f0945ef209780bba8b78027141fb2;hb=40a1652583c4dcac4616f5eec50819d8b4e47c73;hp=8b2b5de075d94f9a7d8245a3f9a8fbee3d07c7ef;hpb=1a7598fd6e01515661591a41320a63451cb82d5f;p=uann

diff --git a/parserRule.txt b/parserRule.txt
index 8b2b5de..b1bcb74 100644
--- a/parserRule.txt
+++ b/parserRule.txt
@@ -1,5 +1,8 @@
-single = "(" expr ")" | int 
-fac1 = applier "(" int ")"  | single
-applier = expr
+single = "(" expr ")" | int
+args = single , args | single
+callees = "(" args ")" | "(" ")"
+facAux = callees facAux |  callees
+single facAux | single
+fac = single facAux | single
 term = fac | fac (MUL | DIV) fac
 expr = term (ADD | SUB) term