clc
clear all
close all
disp('ABSTRACT')
disp('  Example showing the use of a for-loop to read a file.')
filen='C:\Documents and Settings\djmille3\Desktop\example1_read.txt';
disp(' ')
% INPUTS
fh=fopen(filen,'r');
% read line 1 using the file handler varible, fh.
a=fgets(fh);
% n is the number of operations to conduct
n=sscanf(a,'%f');
% preallocating space using a zeros matrix
row_sum=zeros(1,n)
% using the for-loop to read the lines of the text document
for i=1:1:n
    a=fgets(fh);
    b=sscanf(a,'%f %f');
    row_sum(i)=b(1)+b(2)
end