File list (Check if you may need any files):
ex1
ex1\computeCost.m
ex1\computeCostMulti.m
ex1\ex1.m
ex1\ex1_multi.m
ex1\ex1data1.txt
ex1\ex1data2.txt
ex1\featureNormalize.m
ex1\gradientDescent.m
ex1\gradientDescentMulti.m
ex1\lib
ex1\lib\jsonlab
ex1\lib\jsonlab\AUTHORS.txt
ex1\lib\jsonlab\ChangeLog.txt
ex1\lib\jsonlab\LICENSE_BSD.txt
ex1\lib\jsonlab\README.txt
ex1\lib\jsonlab\jsonopt.m
ex1\lib\jsonlab\loadjson.m
ex1\lib\jsonlab\loadubjson.m
ex1\lib\jsonlab\mergestruct.m
ex1\lib\jsonlab\savejson.m
ex1\lib\jsonlab\saveubjson.m
ex1\lib\jsonlab\varargin2struct.m
ex1\lib\makeValidFieldName.m
ex1\lib\submitWithConfiguration.m
ex1\normalEqn.m
ex1\octave-workspace
ex1\plotData.m
ex1\submit.m
ex1\token.mat
ex1\warmUpExercise.m