RosettaCodeData/Task/Variable-declaration-reset/J/variable-declaration-reset-4.j

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2023-07-01 11:58:00 -04:00
same3=: {{
i=. 0
r=. ,EMPTY
prev=. 99
while. i < #y do.
curr=. i{y
if. i>0 do.
if. curr=prev do.
r=. r,i
end.
end.
prev=. curr
i=. i+1
end.
r
}}