1 files changed, 51 insertions, 0 deletions
diff --git a/Functions/specialMatrix/specialMatrix.m b/Functions/specialMatrix/specialMatrix.m
new file mode 100644
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+++ b/Functions/specialMatrix/specialMatrix.m
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+function [A] = specialMatrix(n,m)
+% This function should return a matrix A as described in the problem statement
+% Inputs n is the number of rows, and m the number of columns
+% It is recomended to first create the matrxix A of the correct size, filling it with zeros to start with is not a bad choice
+
+%--------------------------------------------
+
+if nargin ~= 2
+    error('Error: Please enter two arguments.')
+end
+if (n|m) <= 0
+    error('Error: Index error. Arguments must be positive integers or logical values.')
+end
+
+A = zeros(n,m);     %Creates a "blank" n x m matrix full of zeros
+
+% Now the real challenge is to fill in the correct values of A
+
+A(1,:) = 1:m;       %Lables the first row with column numbers
+A(:,1) = 1:n;       %Lables the first column with row numbers
+
+for j = 2:n
+	for k = 2:m    
+		A(j,k)=A(j-1,k)+A(j,k-1);  % fills each element of the matrix with the sum of the left and above element.
+	end
+end
+end
+
+%---------------------------------------------
+
+%{
+if nargin(specialMatrix) ~= 2
+    error('Error: Please enter two arguments.')
+elseif nargin(specialMatrix) <= 0
+    error('Error: Index errer. Argument must be positive integers or logical values.')
+end
+
+if n<2
+    A = [1:m];		%If matrix is 1 x m then make a matrix with 1 row.
+else
+    A = [1:m;1:m];	%Create row 1
+end
+
+for j = 3:n			%Loop to make 
+    A(j,:) = sum(A);	%
+end				%
+A(:,1)=(1:n);
+
+end
+% Things beyond here are outside of your functions
+%}
+\ No newline at end of file