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  1. # usage:  awk  -f fizzbuzzGen.awk > fizzbuzzCustom.awk
  2. #    or:  gawk -f fbGen.awk  fb1.txt > fizzbuzzCustom.awk
  3. #
  4. function Print(s) {
  5.     print s > "/dev/stderr"
  6. }
  7. BEGIN { Print( "# FizzBuzz-Generate:" )
  8.         q2 = "\""
  9.         fN = "numbers.txt"
  10.        #fP = "fizzbuzzCustom.awk"
  11. }
  12.  
  13. NF==1  { Print( "# " $1 " Numbers:" )
  14.          for( i=1; i <= $1; i++ )
  15.            print( i ) #> fN
  16.           ##print >"output.txt"
  17.  
  18.          Print( "# Custom program:" )
  19.          print "BEGIN {print "q2"# CustomFizzBuzz:"q2"} \n"
  20. 	     next
  21. }
  22.  
  23. NF==2  { Print( "# " $1 "-->" $2 )   ##
  24.          print "$1 %  "$1" == 0 {x = x "q2  $2 q2 "}"
  25.          next
  26. }
  27.  
  28. END {
  29.      print ""
  30.      print "!x  {print $1; next}"
  31.      print "    {print " q2 " " q2 ", x; x=" q2 q2 "}"
  32.  
  33.      print " \nEND {print " q2 "# Done." q2 "}"
  34.      Print( "# Done." )
  35. }
Success #stdin #stdout #stderr 0s 5840KB
comments (?)
stdin 
16
3 Fiz
5 Buzz
7 Crash
stdout 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
BEGIN {print "# CustomFizzBuzz:"} 

$1 %  3 == 0 {x = x "Fiz"}
$1 %  5 == 0 {x = x "Buzz"}
$1 %  7 == 0 {x = x "Crash"}

!x  {print $1; next}
    {print " ", x; x=""}
 
END {print "# Done."}
stderr 
# FizzBuzz-Generate:
# 16 Numbers:
# Custom program:
# 3-->Fiz
# 5-->Buzz
# 7-->Crash
# Done.
https://ideone.com/fACMfK
language:
AWK (gawk 4.2.1)
created:
10 years ago
visibility:
public

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