cif16

uses robot;
begin
Task('cif16');
if WallFromUp and WallFromLeft then
begin
while FreeFromDown do down;
while FreeFromRight do right;
end
else
begin
if WallFromRight and WallFromDown then
begin
while FreeFromleft do left;
while FreeFromUp do up;
end
else
begin
if  WallFromRight and WallFromUp then
begin
while FreeFromDown do down;
while FreeFromLeft do left;
end
else
begin
if WallFromDown and WallFromLeft then
begin
while FreeFromUp do up;
while FreeFromRight do right;
end;
end;
end;
end;
end.