P=[i for i in range(7,64)]

Q=[i for i in range(28,100)]

R=[i for i in range(85,119)]

point=[7,28,63,85,99,119]

result=[]

for start in point:

for end in point:

A = [i for i in range(start, end)]

f = 1

for x in range(1, 200):

f *= (x in Q) <= ((not(x in P)) <= (((not(x in R)) and (not (x in A))) <= (not (x in Q))))

if f == 1:

result.append( end-start)

print(min(result))