19-21
def f(a, b, c, m):
if a + b >= 235:
return c % 2 == m % 2
if c == m:
return 0
h = [f(a + 1, b, c + 1, m), f(a, b + 1, c + 1, m),
f(a * 2, b, c + 1, m), f(a, b * 2, c + 1, m)]
return any(h) if (c + 1) % 2 == m % 2 else any(h)
for b in range(1, 218):
for m in range(1, 5):
if f(17,b,0,m) == 1:
if m == 2:
print(b, m)
break
17
17
a=[int(x) for x in open("17.txt")]
print(a)
b=[]
for i in range(len(a)):
if (a[i]%10==2 or a[i]%10==7) and a[i]%3==0 and a[i]%11==0:
b.append(a[i])
print(len(b),min(b))
2
from itertools import *
print('W X Y Z')
for w, x, y, z in product([0, 1], repeat=4):
f = (x and (not y) or (x == z) or w)
if f == 0:
print(w, x, y, z)