diff options
Diffstat (limited to 'day5.k')
-rw-r--r-- | day5.k | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/day5.k b/day5.k index 938d43c..09fef93 100644 --- a/day5.k +++ b/day5.k @@ -7,9 +7,8 @@ r3: {~#,/x _ss ("ab";"cd";"pq";"xy")}; / no ab/cd/pq/xy #&(r3'd)&(r2'd)&(r1'd) bg: {[s]{x;2#(x-1) _ s}'1+!#s}; / bigrams -u: {x@*:'=x}; / uniq -r4: {0<#&1<#:' x _ss u@bg x}; / duplicate bigram +r4: {0<#&1<#:' x _ss ?bg x}; / duplicate bigram r5: {0<#&(-2_ x)=(2_ x)}; / matches (.).\1 #&(r4'd)&(r5'd) |