L = ['Alice', 66, 'Bob', True, 'False', 100]
for item in range(len(L)):
if item % 2 == 1:
continue
print(L[item])
for item in range(len(L)):
if item % 2 == 1:
continue
print(L[item])
2024-05-12
s1='ABC'
s2='123'
s3='xyz'
for a in s1:
for b in s2:
for c in s3:
print(a + b + c)
s2='123'
s3='xyz'
for a in s1:
for b in s2:
for c in s3:
print(a + b + c)
2024-05-11
num = 0
sum = 0
while True:
if num % 2 == 0:
sum += num
if num > 10:
break
num += 1
print(sum)
sum = 0
while True:
if num % 2 == 0:
sum += num
if num > 10:
break
num += 1
print(sum)
2024-05-11
sum = 0
i = 0
while True:
if i > 1000:
break
if i % 2 == 0:
sum = sum + i
i = i + 1
print(sum)
i = 0
while True:
if i > 1000:
break
if i % 2 == 0:
sum = sum + i
i = i + 1
print(sum)
2024-05-11
l = range(1, 11)
result = 1
for a in l:
result *= a
print(result)
result = 1
for a in l:
result *= a
print(result)
2024-05-11
L = [75, 92, 59, 68, 99]
lresult = 0
for a in L:
lresult += a
result = lresult / 5
print('最终结果是: {}'.format(result))
lresult = 0
for a in L:
lresult += a
result = lresult / 5
print('最终结果是: {}'.format(result))
2024-05-11
1:s = ('short, you need Python')
print('life is {}'.format(s))
print('life is {s}'.format(s = 'short, you need Python'))
print('life is {}'.format(s))
print('life is {s}'.format(s = 'short, you need Python'))
2024-05-10
print(r'''\"To be, or not to be\": that is the question.
\nWhether it\'s nobler in the mind to suffer.''')
\nWhether it\'s nobler in the mind to suffer.''')
2024-05-10
C = 3.14 #C的意思是长
K = 1.57 #K的意思是宽
S = C * K #S的意思是面积
print(S)
print(round(S, 2))
K = 1.57 #K的意思是宽
S = C * K #S的意思是面积
print(S)
print(round(S, 2))
2024-05-10
Python 内建的关键字太多太乱了,一会儿 add 一会儿 append,remove 和 pop。就不能统一下吗?感觉很乱。。。
2024-04-30
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
print('Alice old score is {}'.format(d['Alice']))
d['Alice']=60
print(d)
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
print('Alice old score is {}'.format(d['Alice']))
d['Alice']=60
print(d)
2024-04-16