코드는 이렇습니다... 하루종일 고민해도 잘 모르겠네요..
대체 뭘까요
def maze_solve(x,y,count,direc):
    if direc == 1:
        if (Lab[y+1][x] == '=' and Lab[y][x-1] == '+'):
            x = x-1
            count=count+1
            return x,y,count,direc
        if (Lab[y+1][x] == '=' and Lab[y][x-1] == '='):
            direc = 2
            return x,y,count,direc
        if Lab[y+1][x] == '+':
            y = y+1
            direc = 4
            count=count+1
            return x,y,count,direc
    if direc == 2:
        if (Lab[y][x-1] == '=' and Lab[y-1][x] == '+'):
            y = y-1
            count = count+1
            return x,y,count,direc
        if (Lab[y][x-1] == '=' and Lab[y][x+1] == '='):
            direc = 3
            return x , y, count, direc
        if Lab[y][x-1] == '+':
            x = x-1
            direc = 1
            count=count+1
            return x,y,count,direc
    if direc == 3:
        if (Lab[y-1][x] == '=' and Lab[y][x+1] == '+'):
            x = x+1
            count=count+1
            return x,y,count,direc
        if (Lab[y-1][x] == '=' and Lab[y][x+1] == '='):
            direc = 4
            return x,y,count,direc
        if Lab[y-1][x] == '+':
            y = y-1
            direc = 2
            count=count+1
            return x,y,count,direc
    if direc == 4:
        if (Lab[y][x+1] == '=' and Lab[y+1][x] == '+'):
            y = y+1
            count=count+1
            return x,y,count,direc
        if (Lab[y][x+1] == '=' and Lab[y+1][x] == '='):
            direc = 1
            return x,y,count,direc
        if Lab[y][x+1] == '+':
            x = x+1
            direc = 3
            count=count+1
            return x,y,count,direc

N = int(input())
M = int(input())

Lab = []
for i in range(0,N):
    Lab.append(input())

count = 0
X = int(input())
Y = int(input())
x = X
y = Y
pos = [x,y]

if (x==0 and y==1):
    direc = 3
if (x==0 and y==N-1):
    direc = 3
if (x==1 and y==0):
    direc = 4
if (x==M-2 and y==0):
    direc = 4
    
print(x,y)
while (1):
    maze_solve(x,y,count,direc)
    x,y,count,direc = maze_solve(x,y,count,direc)
    print(x,y)
    if(x==0 or x==N-1 or y==0 or y==M-1):
        break
if (x == X and y == Y):
    print('impossible')
if (x !=X or y!= Y):
    print(count + 1)