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Solution 103414

Submitted on 27 Jun 2012 by Richard Zapor

Correct

46Size
Leading solution size is 20.
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
 
%%
n = 3;
y_correct = nchoosek(1:n,2);
assert(isequal(your_fcn_name(n),y_correct))
% Prevents cheating
filetext = fileread('your_fcn_name.m')
assert(isempty(strfind(filetext, 'nchoosek')))
ptr =
     0
filetext =
function nc2 = your_fcn_name(n)
ptr=0
for i=1:n-1
 for j=i+1:n
  ptr=ptr+1;
  nc2(ptr,1)=i;
  nc2(ptr,2)=j;
 end
end
end
%This code written by profile_id 2789428
2
Pass
 
%%
n = 25;
y_correct = nchoosek(1:n,2);
assert(isequal(your_fcn_name(n),y_correct))
filetext = fileread('your_fcn_name.m')
assert(isempty(strfind(filetext, 'nchoosek')))
ptr =
     0
filetext =
function nc2 = your_fcn_name(n)
ptr=0
for i=1:n-1
 for j=i+1:n
  ptr=ptr+1;
  nc2(ptr,1)=i;
  nc2(ptr,2)=j;
 end
end
end
%This code written by profile_id 2789428
3
Pass
 
%%
n = 112;
y_correct = nchoosek(1:n,2);
assert(isequal(your_fcn_name(n),y_correct))
filetext = fileread('your_fcn_name.m')
assert(isempty(strfind(filetext, 'nchoosek')))
ptr =
     0
filetext =
function nc2 = your_fcn_name(n)
ptr=0
for i=1:n-1
 for j=i+1:n
  ptr=ptr+1;
  nc2(ptr,1)=i;
  nc2(ptr,2)=j;
 end
end
end
%This code written by profile_id 2789428
4
Pass
 
%%
n = 2
y_correct = nchoosek(1:n,2);
assert(isequal(your_fcn_name(n),y_correct))
filetext = fileread('your_fcn_name.m')
assert(isempty(strfind(filetext, 'nchoosek')))
n =
     2
ptr =
     0
filetext =
function nc2 = your_fcn_name(n)
ptr=0
for i=1:n-1
 for j=i+1:n
  ptr=ptr+1;
  nc2(ptr,1)=i;
  nc2(ptr,2)=j;
 end
end
end
%This code written by profile_id 2789428