diff --git a/day2.hs b/day2.hs
index 236d459..d86bfea 100644
--- a/day2.hs
+++ b/day2.hs
@@ -3,7 +3,7 @@ b i|i>80=i-87|let=i-64
 a%b=q$mod(a-b)3
 q 2=6
 q i=3-3*i
-o#p=1+(mod(o+p)3)
+o#p=1+mod(o+p)3
 y[o,_,p]=v[o,0,o#p]
 v[x,_,z]=z+x%z
 main=interact$show.((,).(sum.m v)<*>(sum.m y)).m(m(b.fromEnum)).lines