Matlab

%% sub function to get N and initial coordinates function [x_min, x_max, y_min, y_max] = get_limits(Board,coord) %% Inputs % Board is the current Board, a 10x10 matrix % coord are the current coordinates where we may place a ship %% Outputs % in the current row, x_min through x_max are all open spaces, and the % current x value is between (or equal to one of) x_min and x_max % in the current column, y_min through y_max are all open spaces, and the % current y value is between (or equal to one of) y_min and y_max %% code x = coord(1); y = coord(2); dx = diff(Board(y,:)); dy = diff(Board(:,x)); if x == 1 x_min = 1; x_max = min(find(dx(x:end)~=0))+x-1; if isempty(x_max) x_max = 10; end elseif x == 10 x_max = 10; x_min = max(find(dx(1:x-1)~=0))+1; if isempty(x_min) x_min = 1; end else x_min = max(find(dx(1:x-1)~=0))+1; x_max = min(find(dx(x:end)~=0))+x-1; if isempty(x_min) x_min = 1; end if isempty(x_max) x_max = 10; end end if y == 1 y_min = 1; y_max = min(find(dy(y:end)~=0))+y-1; if isempty(y_max) y_max = 10; end elseif y == 10 y_max = 10; y_min = max(find(dy(1:y-1)~=0))+1; if isempty(y_min) y_min = 1; end else y_min = max(find(dy(1:y-1)~=0))+1; y_max = min(find(dy(y:end)~=0))+y-1; if isempty(y_min) y_min = 1; end if isempty(y_max) y_max = 10; end end end