2

max = 10000
num = max//2
k=num//2
b=False
m=False
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':
            num -= k
        else:
            num+=k
        k=k//2
        if k == 0:
            k=1
    s+=1
    print(s)