MOD: int = int(1e9 + 7)
INF: int = 1 << 60
MININF: int = -int(1 << 60)

MARU: str = 'o'
BATU: str = 'x'

# d: deque = deque()  #deque Objects
# q: queue.Queue = queue.Queue()    #queue Objects
# q: queue.LifoQueue = queue.LifoQueue()    #stack Objects
# @lru_cache(maxsize=None)   # メモ化再帰

def get() -> str: return input()
def getint() -> int: return int(input())
def getfloat() -> float: return float(input())
def mapint() -> map: return map(int, input().split())
def mapfloat() -> map: return map(float, input().split())
def listint() -> list: return list(map(int, input().split()))
def listfloat() -> list: return list(map(float, input().split()))

A,B=mapint()
print(B//A if B%A==0 else "NO")