class Agent:
    def __init__(self, rad, kol, max_rad, max_kol):
        self._rad = rad
        self._kol = kol 
        self._max_rad = max_rad
        self._max_kol = max_kol
        self._representasjon = "A"

    def hent_posisjon(self):
        return [self._rad, self._kol]

    def step(self, inp):
        if inp == "w" and self._rad > 0: # up
            self._rad -= 1
        elif inp == "a" and self._kol > 0: # left
            self._kol -= 1
        elif inp == "d" and self._kol < self._max_kol-1: # right
            self._kol += 1
        elif inp == "s": # down 
            self._rad += 1 and self._rad < self._max_rad-1
        else: # not valid 
            print("Ikke gyldig step")
    
    def __str__(self):
        return self._representasjon