import requests

GET = "https://pydefis.callicode.fr/defis/BaladeEchiquier/get/Cavogrenier/4e9be"
POST = "https://pydefis.callicode.fr/defis/BaladeEchiquier/post/Cavogrenier/4e9be"


res = requests.get(GET)
contents = res.text.splitlines()

print(res.text)
print("***")

sig = contents[0]
input = contents[1]

direction = 0 #0 = N, E = 1, S = 2, O = 3

cases = {"A1":""}
pos = (1,1)
for c in input:
    print(c, end=" ==> ")
    if c == "A":
        if direction == 0:
            pos = (pos[0], pos[1]+1)
        elif direction == 1:
            pos = (pos[0]+1, pos[1])
        elif direction == 2:
            pos = (pos[0], pos[1]-1)
        else:
            pos = (pos[0]-1, pos[1])
    elif c == "D":
        direction = (direction+1)%4
    elif c == "G":
        direction = (direction-1)%4
    else:
        raise ValueError("incorect char in input")
    print(chr(pos[0]+ord('A')-1)+str(pos[1]))
    cases[chr(pos[0]+ord('A')-1)+str(pos[1])] = ""

solution = str(len(cases))+chr(pos[0]+ord('A')-1)+str(pos[1])

print("solution:", solution)

param = {'sig':sig, 'rep':solution}
res = requests.post(POST, verify=False, data=param)

print(res)
print(res.text)