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Gaurav,

Problem:
I want to find the maximum value in column 2 and 3 in file.txt (given below) and print the line containing this value. Hence, the following line should be printed (because 68.7...

Gaurav,

Sorry, but it still does not work.

Output:

+ solution.sh
+ maximum=0
+ cat file.txt
+ read LINE
++ echo 1001 34.5 68.7 67
++ awk '{print $2}'
+ fir=34.5
++ echo 1001 34.5 68.7...

Gaurav,

I renamed it, so the script max is gone.

Kingkong

Gaurav,

Sorry, but the same errors occur with new file name

Kingkong

Hi Gaurav,

I pasted the exact code into a script named max.

Kingkong

Hey Gaurav,

This time the output is as follows:

+ max
+ max=0
+ cat file.txt
+ read LINE
++ echo 1001 34.5 68.7 67
++ awk '{print $2}'
+ fir=34.5
++ echo 1001 34.5 68.7 67
++ awk...

Hey Gaurav!

The output is with set -x enabled:

+ max
cat: soln.sh: No such file or directory
+ max=0
+ cat file.txt
+ read LINE
++ echo 1001 34.5 68.7 67
++ awk '{print $2}'
+ fir=34.5...

Hey Gaurav, and thanks again!

I use bash shell. However, by typing #!/bin/sh at the top of the script a thought I would convert to sh shell. I tried this, but the code does still not work for me. ...

Hello Matrixmadhan!

The code works excellent! Thank you very much and best regards!

Kingkong

Hey Gaurav!

First of all, many thanks for your time!

I do not get the code to work as desired. The first error message I get reads "integer expression expected". When I try again with column 2...

Dear all!

I want to find the maximum value in two specific columns with numbers, and then print the entire line containing this value. The file may look like:

1001 34.5 68.7 67
1002 ...

That was fast! Thank you a lot!!

Hello!

Is it anyone who might know how to extract the n last lines from a file, typically the 1000 last? Until know I have used sed -n np filename, but it takes each line separately, and is hence...

Thank you very much! The code works excelent!

Hello!

I wan't to extract columns from two files and later combine them for plotting with gnuplot. If the files file1 and file2 look like:

fiile1:
a, 0.62,x
b, 0.61,x

file2:
a, 0.43,x...

Thank you very much! This will help me a lot!

Dear Members!

How can I extract on line from a file?

Hello, guys!

I want to extract one specific line from a file. Can someone help me with this?