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  1. $1=="BBB"{
  2. maxS2=(maxS2>$2?maxS2:$2)
  3. maxS4=(maxS4>$4?maxS4:$4)
  4. }
  5. END{
  6. print "max of S2 is:" maxS2 ORS "max of S4 is:" maxS4
  7. }
Success #stdin #stdout 0s 4440KB
stdin
S1 S2 S3 S4 
   --- --- - --
   AAA 100 A 99
   BBB 200 B 90
   CCC 300 C 80
   AAA 400 A 70
   BBB 500 B 60
   CCC 600 C 50
   AAA 700 A 40
   BBB 800 B 30
   CCC 900 C 20
   AAA 999 A 10
stdout
max of S2 is:800
max of S4 is:90