# check if given set of moves is circular on not

def checkCircularMove(str1):

x = 0

y = 0

N=0

E=1

S=2

W=3

dir1 =N

for move in str1:

if move == 'R':

dir1 = int((dir1 + 1) % 4)

if move == 'L':

dir1 = int((4 + dir1 - 1) % 4)

if move == 'M':

if dir1 == N:

y = y + 1

if dir1 == S:

y = y - 1

if dir1 == E:

x = x + 1

if dir1 == W:

x = x - 1

if x == 0 and y == 0:

return True

else:

return False

if __name__ == '__main__':

# str = "MMRMMRMMRMMR"

str = "ML"

if checkCircularMove(str):

print("Sequence of moves are circular")

else:

print("Sequence of moves are not circular")