I wrote "along the lines of" to leave to DVJ the work of taking care of
the limit case where the searched for data is the very last or very
first elements of the searched in data.
Alain Miville de Chêne wrote:
try something along the lines of:
========================
dat=. 1 2 5 5 5 5 4 3 5 5 6
5 5 E. dat
0 0 1 1 1 0 0 0 1 0 0
0 1 0 E. 5 5 E. dat
0 0 0 0 0 0 0 1 0 0 0
=======================
...
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