multiplying values from two text files


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting multiplying values from two text files
# 1  
Old 01-11-2011
multiplying values from two text files

Im very new to programming. But I would like to write a script which extracts and multiply values from 2 txt and output as a new file. Can someone please teach me how to write it? Thank you so much
for example
File A File B
1 34 1 2
2 13 2 2
3 8 3 3

File C output
1 68
2 26
3 24
# 2  
Old 01-11-2011
Is this homework? If so you would need to post it here:
Homework & Coursework Questions - The UNIX and Linux Forums
# 3  
Old 01-11-2011
what u want to output!!!

PLease describe!!!!
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Beginners Questions & Answers

awk GSUB read field values from multiple text files

My program run without error. The problem I am having. The program isn't outputting field values with the column headers to file.txt. Each of the column headers in file.txt has no data. MEMSIZE SECOND SASFoundation Filename The output results in file.txt should show: ... (1 Reply)
Discussion started by: dellanicholson
1 Replies

2. Shell Programming and Scripting

Most efficient method to extract values from text files

I have a list of files defined in a single file , one on each line.(No.of files may wary each time) eg. content of ETL_LOOKUP.dat /data/project/randomname /data/project/ramname /data/project/raname /data/project/radomname /data/project/raame /data/project/andomname size of these... (5 Replies)
Discussion started by: h0x0r21
5 Replies

3. UNIX for Dummies Questions & Answers

Merging two text files by a column and filling in the missing values

Hi, I have to text files that I want to merge by the first column. The values in the first column pretty much match for the first part. However there are some values that are present in column 1 and not present in column 2 or vice versa. For such values I would like to substitute X for the... (9 Replies)
Discussion started by: evelibertine
9 Replies

4. Shell Programming and Scripting

Help needed with multiplying two values of two columns in a file

Hi, I am trying to multiply column#1 with column#2 using a shell script. How can I make a for-loop script using 1st column as "i" and the second column as "j" from the following file? Please feel free to share any alternative ways to multiplying column#1 with column#2. .06 5.0000 .49 ... (6 Replies)
Discussion started by: momin
6 Replies

5. UNIX for Dummies Questions & Answers

Match values/IDs from column and text files

Hello, I am trying to modify 2 files, to yield results in a 3rd file. File-1 is a 8-columned file, separted with tab. 1234:1 xyz1234 blah blah blah blah blah blah 1234:1 xyz1233 blah blah blah blah blah blah 1234:1 abc1234 blah blah blah blah blah blah n/a RRR0000 blah blah blah... (1 Reply)
Discussion started by: ad23
1 Replies

6. UNIX for Dummies Questions & Answers

Comparing two text files by a column and printing values that do not match

I have two text files where the first three columns are exactly the same. I want to compare the fourth column of the text files and if the values are different, print that row into a new output file. How do I go about doing that? File 1: 100 rs3794811 0.01 0.3434 100 rs8066551 0.01... (8 Replies)
Discussion started by: evelibertine
8 Replies

7. Shell Programming and Scripting

error- multiplying negative decimal values

a=10.02 pattern=-11.01 b=$(echo | awk '{ print $a*$pattern}') echo $b its not working even ALso tried `expr $a \* $pattern` No LUCK (3 Replies)
Discussion started by: saluja.deepak
3 Replies

8. Shell Programming and Scripting

Computing average values from multiple text files

Hi, first, I have searched in the forum for this, but I could not find the right answer. (There were some similar threads, but I was not sure how to adapt the ideas.) Anyway, I have a quite natural problem: Given are several text files. All files contain the same number of lines and the same... (3 Replies)
Discussion started by: rbredereck
3 Replies

9. UNIX for Advanced & Expert Users

Parse text file values and send those files as an attachment

We have these files in say \home\abcd\dm Summary.txt log_SI-100.lst log_SI-101.lst log_SI-106.lst The contents of Summary.txt is as below ./log_SI-100.lst:Error detected, rollbacking ./log_SI-101.lst:Error detected, rollbacking ./log_SI-106.lst:Error detected, rollbacking Now i... (5 Replies)
Discussion started by: depakjan
5 Replies

10. Shell Programming and Scripting

comparing 2 text files to get unique values??

Hi all, I have got a problem while comparing 2 text files and the result should contains the unique values(Non repeatable). For eg: file1.txt 1 2 3 4 file2.txt 2 3 So after comaping the above 2 files I should get only 1 and 4 as the output. Pls help me out. (7 Replies)
Discussion started by: smarty86
7 Replies
Login or Register to Ask a Question