def myAnswer(a:int,b:int) -> str:

   if(a <= 0 and b >= 0): return "Zero"

   if(a < 0):

      if(b < 0):

         return "Negative" if((abs(a-b) + 1)%2==1) else "Positive"

      else:

         return "Negative" if(abs(a)%2==1) else "Positive"

   else:

      return "Positive"





def modelAnswer():

   tmp=1

def main():

   a,b = list(map(int,input().split()))

   print((myAnswer(a,b)))



if __name__ == '__main__':

   main()
def myAnswer(a:int,b:int) -> str:

   # ゼロがまたがっている場合はzero ex)-1 2

   if(a <= 0 and b >= 0): return "Zero"

   

   if(a < 0):# aが負の数で

      if(b < 0): # bも負の数だった場合は,負の数の個数をカウントし、奇数ならNegative,偶数ならポジティブ

         return "Negative" if((abs(a-b) + 1)%2==1) else "Positive"

   else:

      return "Positive"





def modelAnswer():

   tmp=1

def main():

   a,b = list(map(int,input().split()))

   print((myAnswer(a,b)))



if __name__ == '__main__':

   main()
def myAnswer(a: int, b: int) -> str:
    if a <= 0 and b >= 0:
        return "Zero"
    if a < 0:
        if b < 0:
            return "Negative" if ((abs(a - b) + 1) % 2 == 1) else "Positive"
        else:
            return "Negative" if (abs(a) % 2 == 1) else "Positive"
    else:
        return "Positive"


def modelAnswer():
    tmp = 1


def main():
    a, b = list(map(int, input().split()))
    print((myAnswer(a, b)))


if __name__ == "__main__":
    main()

def myAnswer(a: int, b: int) -> str:
    # ゼロがまたがっている場合はzero ex)-1 2
    if a <= 0 and b >= 0:
        return "Zero"
    if a < 0:  # aが負の数で
        if b < 0:  # bも負の数だった場合は,負の数の個数をカウントし、奇数ならNegative,偶数ならポジティブ
            return "Negative" if ((abs(a - b) + 1) % 2 == 1) else "Positive"
    else:
        return "Positive"


def modelAnswer():
    tmp = 1


def main():
    a, b = list(map(int, input().split()))
    print((myAnswer(a, b)))


if __name__ == "__main__":
    main()

+    # ゼロがまたがっている場合はzero ex)-1 2 -    if a < 0: -        if b < 0: +    if a < 0:  # aが負の数で +        if b < 0:  # bも負の数だった場合は,負の数の個数をカウントし、奇数ならNegative,偶数ならポジティブ -        else: -            return "Negative" if (abs(a) % 2 == 1) else "Positive"