函数基础题
第一题
python
r=input("请输入半径：")
c=3.1415926*r*2
print("{:.0f}".format(c))输出：
Type Error第二题
py
a=7
b=2
print(a%2)输出
1第三题
py
ab=4
def my_ab(ab,xy):
ab=pow(ab,xy)
print(ab,end="\n")
my_ab(ab,2)
print(ab)输出
16
4第四题
py
for i in range(0,10,2):
print(i,end=",")输出
0,2,4,6,8,第五题
py
L='abcd'
def f(x,result=["a","b","c","d"]):
if x:
result.remove(x[-1])
f(x[:-1])
return result
print(f(L))输出
[]第六题
py
def fun(ss,x=2.0,y=4.0):
ss+=x*y
ss=10
print(ss,fun(ss,3))输出
10 None第七题
py
ls=list(range(4))
print(ls)输出
[0, 1, 2, 3]第八题
py
def split(s):
return s.split("a")
s="Happy birthday to you!"
print(split(s))输出
['H', 'ppy birthd', 'y to you!']第九题
py
L1=['abc',['123','456']]
L2=['1','2','3']
print(L1>L2)输出
True第十题
py
def func(num):
num*=2
x=20
func(x)
print(func(20))输出
None第十一题
py
def func(a,*b):
for item in b:
a+=item
return a
m=0
print(func(m,1,1,2,3,5,7,12,21,33))输出
85第十二题
py
for c in 'Python NCRE':
if c=="N":
break
print(c)输出
第十三题
py
d=[(-0.71,0.6,1.0),(-1.711,10.16,11.01),(-0.711,0.16,1.01)]
for n in d:
print("{}".format(n[0]),end='，')输出
-0.71，-1.711，-0.711，第十四题
py
L1=['1',2,3,1,'5']
print(L1.index("1"))输出
0第十五题
py
ls=['try']
def mtry(lt):
lt.append(ls)
return lt
print(mtry(mtry(['try'])))输出
['try', ['try'], ['try']]第十六题
py
ls=['try']
def mtry(lt):
lt.extend(ls)
return lt
print(mtry(mtry(['try'])))输出
['try', 'try', 'try']第十七题
py
k=5
def test(n):
global k
for i in range(n):
k+=i
return k
print(k,test(5))输出
5 15第十八题
py
m='I love TaiYUan UNiversity'
a=0
b=0
for i in m:
if 'A'<=i<='Z':
a+=1
elif 'a'<=i<='z':
b+=1
else:
break
print(a,b)输出
1 0第十九题
py
a = '3000'
if a < 2000:
print("少")
elif a < 4000:
print("不多")
else:
print("还行")输出
TypeError: '<' not supported between instances of 'str' and 'int'第二十题
py
print(eval('[23,56]'))
print(type(eval('[23,56]')))输出
[23, 56]
<class 'list'>第二十一题
py
a='123'
if a>'python':
print("再学python")
else:
print("初学python")输出
初学python第二十二题
py
import random
a=random.randint(1,100)
while not a:
if a<=50 and a>=40:
a=random.random()
break
print(a)输出
随意一个1到100的整数