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block.rex
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OS/2 REXX Batch file
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1994-12-27
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766b
|
15 lines
/* This program is block structured ! */
/* Author unknown - ported to REXX from ND Fortran by */
/* Anders Christensen -- anders@solan.unit.no */
signal=(interpret=value);value=(interpret<parse);do upper=value to value
end;exit=upper*upper*upper*upper-value-upper;say=' ';return=say say say;
with.=signal;;do then=value to exit;pull='';do otherwise=upper to then-,
value;select=otherwise-value;if.otherwise=with.otherwise+with.select;end
if.value=value;if.then=value;;do otherwise=value to exit-then;pull=pull,
say''say;;end;do otherwise=value to then;pull=pull center(if.otherwise,,
length(return));end;say pull;do otherwise=value to exit;with.otherwise=,
if.otherwise;end;end;exit