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Shell Programming and Scripting
All possible combinations
Post 302676997 by bartus11 on Wednesday 25th of July 2012 11:29:18 AM
07-25-2012
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Hello All,
i have two files, one of the format
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And the other
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$ cat key.txt
#ID1 Start
1|AA1
2|AA2
3|AA3
4|AA4
#ID1 Complete
#ID2 Start
1|BB1
2|BB2
3|BB3
#ID2 Complete
I was required this output:
AA1|BB1
AA1|BB2
AA1|BB3 (7 Replies)
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Hi,
I need to generate all combinations upto n-1 level,
if the input file looks like say,
A
B
C
D
.
.
....
I need to generate all combinations such that first value remains constant and the remaning are combined with all possible ways.
Output
A
AB
AC
AD
ABC (1 Reply)
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A B:
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A B
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Hello Scrutinizer / Group ,
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Post #2 is the original post. This is the first answer to post #2
Hi, try:
awk '
{
match($0,/1+/)
b=substr($0,1,RSTART-1)
e=substr($0,RSTART+RLENGTH,length)
for(i=2^RLENGTH-2; i>0; i--) {
s=x; d=i
while(d) {
s=(d%2==0?0:1) s
... (12 Replies)
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10. Shell Programming and Scripting
hello,
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function comb(v,i) {
for(i in A) {
delete A;
if(length(A))
comb((v?v"+":x)i)
else print v"+"i
A;
}
}
{ A }
END {
comb();
} ' infilebut I can't understand where does v come... (5 Replies)
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LEARN ABOUT DEBIAN
template::plugin::math
Template::Plugin::Math(3pm) User Contributed Perl Documentation Template::Plugin::Math(3pm) NAME
Template::Plugin::Math - Plugin providing mathematical functions SYNOPSIS
[% USE Math %] [% Math.sqrt(9) %] DESCRIPTION
The Math plugin provides numerous mathematical functions for use within templates. METHODS
"Template::Plugin::Math" makes available the following functions from the Perl core: abs atan2 cos exp hex int log oct rand sin sqrt srand In addition, if the Math::Trig module can be loaded, the following functions are also available: pi tan csc cosec sec cot cotan asin acos atan acsc acosec asec acot acotan sinh cosh tanh csch cosech sech coth cotanh asinh acosh atanh acsch acosech asech acoth acotanh rad2deg rad2grad deg2rad deg2grad grad2rad grad2deg If the Math::TrulyRandom module is available, and you've got the time to wait, the "truly_random_number" method is available: [% Math.truly_random_number %] AUTHOR
Andy Wardley <abw@wardley.org> <http://wardley.org/> COPYRIGHT
Copyright (C) 1996-2007 Andy Wardley. All Rights Reserved. This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. SEE ALSO
Template::Plugin perl v5.14.2 2011-12-20 Template::Plugin::Math(3pm)