输入一个同学的出生年,输出他的生肖(尝试用字符串、列表、字典分别实现)
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字符串
year = input("请输入同学的出生年份:")
# 生肖和年份的对应关系,按照12年为一个周期循环
zodiac = '鼠牛虎兔龙蛇马羊猴鸡狗猪'
index = (int(year) - 1900) % 12 # 计算该年份在生肖列表中的索引
print(f"该同学的生肖是{zodiac[index]}")
列表
year = int(input("请输入同学的出生年份:"))
# 生肖和年份的对应关系,按照12年为一个周期循环
zodiac = ['鼠', '牛', '虎', '兔', '龙', '蛇', '马', '羊', '猴', '鸡', '狗', '猪']
index = (year - 1900) % 12 # 计算该年份在生肖列表中的索引
print(f"该同学的生肖是{zodiac[index]}")
字典
year = int(input("请输入同学的出生年份:"))
# 生肖和年份的对应关系,按照12年为一个周期循环
zodiac = {0: '鼠', 1: '牛', 2: '虎', 3: '兔', 4: '龙', 5: '蛇', 6: '马', 7: '羊', 8: '猴', 9: '鸡', 10: '狗', 11: '猪'}
index = (year - 1900) % 12 # 计算该年份在生肖字典中的键
print(f"该同学的生肖是{zodiac[index]}")
使用字符串实现:
year = input("请输入出生年份:")
zodiacs = "鼠牛虎兔龙蛇马羊猴鸡狗猪"
index = (int(year) - 1900) % 12
zodiac = zodiacs[index]
print(f"{year}年的生肖是:{zodiac}")
使用列表实现:
year = input("请输入出生年份:")
zodiacs = ["鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪"]
index = (int(year) - 1900) % 12
zodiac = zodiacs[index]
print(f"{year}年的生肖是:{zodiac}")
使用字典实现
year = input("请输入出生年份:")
zodiac_dict = {
0: "鼠",
1: "牛",
2: "虎",
3: "兔",
4: "龙",
5: "蛇",
6: "马",
7: "羊",
8: "猴",
9: "鸡",
10: "狗",
11: "猪",
}
index = (int(year) - 1900) % 12
zodiac = zodiac_dict[index]
print(f"{year}年的生肖是:{zodiac}")
1.字符串
birth_year = input("请输入出生年份:")
zodiacs = "鼠牛虎兔龙蛇马羊猴鸡狗猪"
zodiac_index = (int(birth_year) - 1900) % 12
zodiac = zodiacs[zodiac_index]
print(f"{birth_year}年出生的生肖是{zodiac}")
2.列表
birth_year = input("请输入出生年份:")
zodiacs = ["鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪"]
zodiac_index = (int(birth_year) - 1900) % 12
zodiac = zodiacs[zodiac_index]
print(f"{birth_year}年出生的生肖是{zodiac}")
3.字典
birth_year = input("请输入出生年份:")
zodiacs = {
0: "鼠",
1: "牛",
2: "虎",
3: "兔",
4: "龙",
5: "蛇",
6: "马",
7: "羊",
8: "猴",
9: "鸡",
10: "狗",
11: "猪"
}
zodiac_index = (int(birth_year) - 1900) % 12
zodiac = zodiacs[zodiac_index]
print(f"{birth_year}年出生的生肖是{zodiac}")
在完成特征衍生方法函数的封装后,接下来,我们考虑尝试调用这些方法,对案例数据集进行特征衍生,并在实践过程中测试衍生特征的实际建模效果。