max = 10000
num = max//2
k=num//2
b=False
m=False
s=0
while True:

    res = input(str(num)+ ' eto vashe chislo?(y/n)\n')
    if res == 'n':
        res = input('vashe chislo bolshe ili menshe?(b/m)\n')
        if res == 'm':
            m = True
            if b==True:
                k=k-k//2
            if k == 0:
                k = 1
            num -=k
        else:
            b = True
            if m == True:
                k=k-k//2
                if k == 0:
                    k=1
            num+=k

    s+=1
    print(s)