if True:
    print(666)
print(777)

if 4>3:
    print(666)
else:
    print(777)

num = input("輸入你猜的數字：")
num = int(num) # 字串轉換整形
if num == 1:
    print("一起抽菸")
elif num ==2:
    print("一起喝酒")
elif num == 3:
    print("新開了一家店還不錯，一起去看看")
else:
    print('哪也不去！')

# if 的巢狀
name = input("請輸入名字：")
age = input('請輸入年齡:')

if name == '小二':
    if age =='18':
        print(666)
    else:
        print(333)
else:
    print("錯了.......")