定义一个时间类Time,能够提供和设置由时、分、秒组成的时间(设置为3时32分48秒),并编写出应用程序,定义时间对象,设置时间,输出该对象提供的时间(输出格式为:03:32:48)。
时间: 2023-05-16 21:07:01 浏览: 57
好的,这是一个编程类的问题,我可以回答。以下是定义时间类Time的代码:
```python
class Time:
def __init__(self, hour, minute, second):
self.hour = hour
self.minute = minute
self.second = second
def set_time(self, hour, minute, second):
self.hour = hour
self.minute = minute
self.second = second
def get_time(self):
return "{:02d}:{:02d}:{:02d}".format(self.hour, self.minute, self.second)
```
然后,您可以使用以下代码创建一个时间对象,设置时间并输出:
```python
time = Time(3, 32, 48)
print(time.get_time())
```
输出将是:03:32:48。
相关问题
定义一个时间类,能够提供和设置由时,分,秒组成的时间,
并能进行时间加减、比较大小、输出时间字符串等操作。
```
class Time:
def __init__(self, hour=0, minute=0, second=0):
self.hour = hour
self.minute = minute
self.second = second
def set_time(self, hour, minute, second):
self.hour = hour
self.minute = minute
self.second = second
def add_time(self, hour=0, minute=0, second=0):
total_seconds = self.hour * 3600 + self.minute * 60 + self.second + hour * 3600 + minute * 60 + second
self.hour = total_seconds // 3600
self.minute = (total_seconds % 3600) // 60
self.second = total_seconds % 60
def sub_time(self, hour=0, minute=0, second=0):
total_seconds = self.hour * 3600 + self.minute * 60 + self.second - hour * 3600 - minute * 60 - second
if total_seconds >= 0:
self.hour = total_seconds // 3600
self.minute = (total_seconds % 3600) // 60
self.second = total_seconds % 60
else:
raise ValueError("Cannot subtract more time than available")
def __eq__(self, other):
if isinstance(other, Time):
return self.hour == other.hour and self.minute == other.minute and self.second == other.second
else:
return False
def __lt__(self, other):
if isinstance(other, Time):
total_seconds1 = self.hour * 3600 + self.minute * 60 + self.second
total_seconds2 = other.hour * 3600 + other.minute * 60 + other.second
return total_seconds1 < total_seconds2
else:
raise ValueError("Can only compare with another Time object")
def __str__(self):
return "{:02d}:{:02d}:{:02d}".format(self.hour, self.minute, self.second)
```
使用示例:
```
t1 = Time(8, 30, 0)
print(t1) # 08:30:00
t2 = Time(17, 0, 0)
t3 = Time(17, 0, 0)
print(t2 == t3) # True
print(t1 < t2) # True
t1.add_time(2, 30)
print(t1) # 11:00:00
t1.sub_time(1, 30)
print(t1) # 09:30:00
t1.sub_time(1, 40) # ValueError: Cannot subtract more time than available
```
c++ 定义一个时间类,能提供和设置由时、分、秒组成的时间
以下是一个C++的时间类的定义,可以提供和设置由时、分、秒组成的时间:
```cpp
class Time {
private:
int hour;
int minute;
int second;
public:
Time(int h = 0, int m = 0, int s = 0) {
hour = h;
minute = m;
second = s;
}
// 获取和设置时间
int getHour() const { return hour; }
int getMinute() const { return minute; }
int getSecond() const { return second; }
void setHour(int h) { hour = h; }
void setMinute(int m) { minute = m; }
void setSecond(int s) { second = s; }
// 显示时间
void showTime() const {
printf("%02d:%02d:%02d\n", hour, minute, second);
}
};
```
使用示例:
```cpp
int main() {
Time t(8, 30, 0); // 初始化时间为8:30:00
t.showTime(); // 输出时间
t.setHour(9); // 修改小时为9
t.showTime(); // 输出时间
return 0;
}
```