Homework & Coursework Questions

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1. The problem statement, all variables and given/known data:
I want add a line.For example:-
123456 1 1 0 1 1 0 1 0 0 0 1 5 8 0 12 10 25
its answer should be like this 66
i mean answer is total of 123456 line.
How to do it?
2. Relevant commands, code, scripts, algorithms:
i am using Bourne shall


3. The attempts at a solution (include all code and scripts):
i am using this code but its not working it display
123456
i don't know

Code:

    awk '{ sum += $1 } END { print sum }' abc

4. Complete Name of School (University), City (State), Country, Name of Professor, and Course Number (Link to Course):
Humber College,Toronto,ON,Canada,Mohammod,ITS-510

Note: Without school/professor/course information, you will be banned if you post here! You must complete the entire template (not just parts of it).

Try this...

Code:

echo "123456 1 1 0 1 1 0 1 0 0 0 1 5 8 0 12 10 25" | awk '{for(i=2;i<=NF;i++){sum+=$i}print sum}'

#a crude way
echo "123456 1 1 0 1 1 0 1 0 0 0 1 5 8 0 12 10 25" | sed 's/^[0-9]* //g;s/ /+/g' | bc

--ahamed

thank you so much........

it works

---------- Post updated 11-08-11 at 04:37 PM ---------- Previous update was 11-07-11 at 10:44 PM ----------

But I want to take input from abc file and its output display in another file.I mean i have abc file which have:
123456 1 1 0 1 1 0 1 0 0 0 1 5 8 0 12 10 25

its output display in another file:
66.

How to do it?

Code:

awk '{for(i=2;i<=NF;i++){sum+=$i}print sum}' input_file

sed 's/^[0-9]* //g;s/ /+/g' input_file | bc

--ahamed

Thanks sir.

I have a another problem.I have three-four files like this

Code:

COURSE NAME: Operating Systems
CREDITS: 4
123456 1 1 0 1 1 0 1 0 0 0 1 5 8 0 12 10 25
243567 0 1 1 0 1 1 0 1 0 0 0 7 9 12 15 17 15

Now i want to move student id and total marks from another file.like this......

Code:

Student# Operating Systems JAVA C++ Web Development GPA
123456 76 63 50 82 67.75
243567 80 - 34 63 59

Can i use a read file or sort file. i tried to use read Command but just read print the file .How to print particular line....?

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