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Full Discussion: sum numbers from stdout
Top Forums Shell Programming and Scripting sum numbers from stdout Post 302083317 by umen on Saturday 5th of August 2006 07:12:04 AM
Old 08-05-2006
sum numbers from stdout

hello im looking for short way to sum numbers from stdout the way i found to do it is to long for me i wander if there is shorter way to do it

ok it 2 stage action
this will make the list of number in to file sum.txt

grep -c include *.c | awk '{l=split($0,a,":");print a[2];}' > sum.txt
this will print the sum from the file

awk 'BEGIN {total=0} {total += $1} END {print total}' sum.txt

is there any way to make this action shorter?
 

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Math::Fibonacci(3pm)					User Contributed Perl Documentation				      Math::Fibonacci(3pm)

NAME
Math::Fibonacci - Fibonacci numbers. VERSION
$Revision: 1.5 $ SYNOPSIS
use Math::Fibonacci qw(term series decompose); my $term = term ( 42 ); my @series = series ( 42 ); my @sum = decompose ( 65535 ); DESCRIPTION
This module provides a few functions related to Fibonacci numbers. EXPORTS ON REQUEST
term(), series() decompose(), isfibonacci() FUNCTIONS
term($n) Returns the $n-th term of the Fibonacci sequence. The term is computed using the fast algorithm: "F(n) ~ g^n/sqrt(5)", where g is the golden ratio and ~ means "take the nearest integer". series($n) Computes and returns the first $n Fibonacci numbers. decompose($int) Decomposes $int into the sum of Fibonacci numbers. Returns the list of Fibonacci numbers. isfibonacci($int) Returns the sequence number of $int if it is a Fibonacci number or a non-true value if it is not. AUTHOR
Vipul Ved Prakash, <mail@vipul.net> LICENSE
Copyright (c) 1999-2001, Vipul Ved Prakash. This code is free software; you can redistribute it and/or modify it under the ARTISTIC license (a copy is included in the distribution) or under the same terms as Perl itself. perl v5.8.8 2008-03-09 Math::Fibonacci(3pm)
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