ABC109 - Atcoder/Python精進のための解説メモ

a, b = map(int, input().split())
c = 3
print('Yes' if a * b * c % 2 == 1 else 'No')

n = int(input())
www = [input() for _ in range(n)]
ans = 'Yes'
if len(list(set(www))) != n:
    ans = 'No'
else:
    for i in range(1, n):
        if www[i][0] != www[i - 1][-1]:
            ans = 'No'
print(ans)

def gcd(x, y):
    if y == 0:
        return x
    else:
        return gcd(y, x % y)

n, x = map(int, input().split())
xxx = list(map(lambda xn: abs(int(xn) - x), input().split()))
ans = xxx[0]
for i in range(1, n):
    ans = gcd(ans, xxx[i])
print(ans)

まだ解いてません