Question 1
Alice sends Bob this board and the instructions “2 L 1 U 6 R 2 D 1 L 2 D 7 L 1 U 1 R 2 U 1 R”.
Start at the central black square. Follow each instruction in order, recording the letter at its destination if there is one. L,R,U,D mean left,right,up,down; the number is the distance in cells. For example 2 L first gives R; the next 1 U ends at a blank cell. What message does Alice send?
Start at the central black square. Follow each instruction in order, recording the letter at its destination if there is one. L,R,U,D mean left,right,up,down; the number is the distance in cells. For example 2 L first gives R; the next 1 U ends at a blank cell. What message does Alice send?