NK
Size: a a a
NK
AA
AA
MS
Е
B
DB
L
remainder2description = {
0: 'YES',
1: 'NO'
}
def clean(s):
v = int(s)
if not 1 <= v <= 8:
raise ValueError('Rank or file out of range')
return v
remainder = sum(map(clean, [input() for _ in range(4)])) % 2
print(remainder2description[remainder])NK