function M = makeScoreBoard1() 

% we start with a matrix of all zeros.
M = zeros(21,21);
% center 
M(11,11) = 50 ;
%  60 point marks - North-South 
M([1 21], 10:12) = 60 ;
%  60 point marks - West-East 
M(10:12, [1 21])  = 60 ;

% collect ring scores in vectors
% North - South 
NS = [ 30 20 15 10]; 
% West East
EW = [ 20 15 10 5];

% set scores on the rings using a for-loop!
for (i = 1:4)
    % i-th  ring - North and South 
    row1 = 11-2*i;
    row2 = 11+2*i;
    M( [row1 row2], row1:row2)= NS(i);
    % i-th ring - East West  
    M( (row1+1):(row2-1), [row1 row2] )= EW(i);
end