Discover MakerZone

MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn more

Discover what MATLAB® can do for your career.

Opportunities for recent engineering grads.

Apply Today

Solution 175370

Submitted on 10 Dec 2012 by Susan

Correct

19Size
Leading solution size is 19.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
Code Input and Output
1
Pass
 
%%
tic
urlfn='http://contest.usc.edu/index.php/Fall12/Home?action=download&upname=codes.in.txt';
urlwrite(urlfn,'codesin_A.txt'); % Load file from USC
toc
Elapsed time is 1.665002 seconds.
2
Pass
 
%%
 flip_correct=[1 0 0 54 1 29 37 32 33 32 39 8 0 0 36 36 35];
 fid=fopen('codesin_A.txt','r');
 qty=fscanf(fid,'%i',1);
 for ptr=1:qty
  nr=fscanf(fid,'%i',1);
  nc=fscanf(fid,'%i',1);
  A=zeros(nr,nc);
  for i=1:nr
   strv=fscanf(fid,'%s',1); % Reads a line of text
   A(i,:)=strv-'0'; % vectorize the string
  end
  strv=fscanf(fid,'%s',1);
  v=strv-'0';
  USC_flips = USC_No_1(A,v);
  assert(isequal(USC_flips,flip_correct(ptr)))
 end
 fclose(fid);
toc
Elapsed time is 2.734142 seconds.