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近年来,Python在编程语言界里赚足了风头,无论是受欢迎程度,还是薪资待遇,都非常可观,相应的,Python岗位要求也越来越高,无论你是零基础还是老前辈,在Python面试中都不能轻视。
不打无准备之战,在平时我们就需要多积累,今天就给大家一份100多道Python真题合集,全是经典题目,从容易到困难,非常全面,PDF格,供大家参考学习。
题目答案一一对应,代码齐全可复制,不仅可当作练习使用,也可以当作面试参考,建议人手一份。
内容展示
求前n阶乘的和
难度:容易
⽐如求1+2!+3!+...+20!的和。
输⼊:(不要输⼊太⼤的n防⽌数据太⼤,电脑卡死)
n = 20
输出:前20阶乘的和是:2561327494111820313
答案:
n = int(input("n = ")) s = 0 t = 1 for i in range(1,n+1): t *= i s += t print
("前{}阶乘的和是:{}" .format(n,s))
百钱百鸡问题
难度:容易
百钱百鸡是我国古代数学家张丘建在《算经》⼀书中提出的数学问题:鸡翁⼀值钱五,鸡⺟⼀值钱三,鸡雏三值钱⼀。百钱买百鸡,问鸡翁、鸡⺟、鸡雏各⼏何?翻译成现代⽂是:公鸡5元⼀只,⺟鸡3元⼀只,⼩鸡1元三只,⽤100块钱买⼀百只鸡,问公鸡、⺟鸡、⼩鸡各有多少只?
输⼊:
⽆
输出:(有多个答案,下⾯的只是其中⼀个答案)
公鸡: 0只, ⺟鸡: 25只, ⼩鸡: 75只
答案:
for x in range(0, 20): for y in range(0, 33): z = 100 - x - y if 5 * x + 3 *
y + z / 3 == 100: print('公鸡: {}只, 母鸡: {}只, 小鸡: {}只' .format (x, y, z))
实例和实例⽅法的创建
难度:中等
使⽤Python的class定义⼀个类,它具有两个int的属性,a和b,
有⼀个sum⽅法,得到a和b的和。 初始化这个类的⼀个示例,并打印出它的两个属性和sum⽅法。
class Basic: def __init__(self, a, b): self.a = a self.b = b def sum(self):
return self.a + self.b i = Basic(1, 2) print (i.a, i.b, i.sum())
求列表中等价于True的数据
难度:容易
编写程序,输⼊⼀个包含任意数据的列表,输出该列表中等价于True的元素组成的列表。例如:输⼊:[1,2,3,0,'','a',False],输出:[1,2,3,'a']
输⼊:
请输⼊⼀个包含若⼲任意元素的列表:[1,2,3,0,'','a',False]
输出:
[1, 2, 3, 'a']
答案:
data = eval(input("请输入一个包含若干任意元素的列表:")) for i in range(len(data))[::-1]: if
bool(data[i]) == False: data.remove(data[i]) print(data)
内容实在过于丰富,不能一一展示,打包好希望可以帮助到大家去下方拿