# Enter a code
# coding:utf-8
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49,
'Gaven': 86
}
keys = d.keys()
for key in keys:
print('名字:{};\t成績(jī):{}'.format(key, d.get(key)))
# coding:utf-8
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49,
'Gaven': 86
}
keys = d.keys()
for key in keys:
print('名字:{};\t成績(jī):{}'.format(key, d.get(key)))
2021-03-12
L = [75, 92, 59, 68, 99]
sum = 0.0
for x in L:
sum+=x
sum = sum/len(L)
print(sum)
sum = 0.0
for x in L:
sum+=x
sum = sum/len(L)
print(sum)
2021-03-11
L = ['Alice', 66, 'Bob', True, 'False', 100]
num = 1
for i in L:
if num % 2 ==0:
print(i)
num += 1
else:
num += 1
continue
num = 1
for i in L:
if num % 2 ==0:
print(i)
num += 1
else:
num += 1
continue
2021-03-11
s1 = 'ABC'
s2 = "123"
s3 = 'xyz'
for ch1 in s1:
for ch2 in s2:
for ch3 in s3:
print(ch1+ch2+ch3)
s2 = "123"
s3 = 'xyz'
for ch1 in s1:
for ch2 in s2:
for ch3 in s3:
print(ch1+ch2+ch3)
2021-03-11
number = 0
sum = 0
while number <=1000:
if number % 2 != 0:
number += 1
continue
else:
sum += number
print(number,sum)
number += 1
sum = 0
while number <=1000:
if number % 2 != 0:
number += 1
continue
else:
sum += number
print(number,sum)
number += 1
2021-03-11
s1='ABC'
s2='123'
s3='xyz'
for x in s1+s2+s3:
for y in s1+s2+s3:
for z in s1+s2+s3:
if (x==y or x==z or y==z):
continue
print(x+y+z,end='\t')
s2='123'
s3='xyz'
for x in s1+s2+s3:
for y in s1+s2+s3:
for z in s1+s2+s3:
if (x==y or x==z or y==z):
continue
print(x+y+z,end='\t')
2021-03-10
這個(gè)寫(xiě)法應(yīng)該也可以吧
a1 = 3.14
a2 = 1.57
c3 = a1*a2
print(round(c3,2))
a1 = 3.14
a2 = 1.57
c3 = a1*a2
print(round(c3,2))
2021-03-10
L = ['Alice', 66, 'Bob', True, 'False', 100]
# print(L[5:6])
n=1
while n<6:
x=L[n:n+1]
print(x)
n+=2
# print(L[5:6])
n=1
while n<6:
x=L[n:n+1]
print(x)
n+=2
2021-03-04
def square_of_sum(L):
sum = 0
for a in L:
sum = sum + a*a
return sum
sum = 0
for a in L:
sum = sum + a*a
return sum
2021-03-04
L = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
S = set([1, 3, 5, 7, 9, 11])
for a in L:
if a in S:
S.remove(a)
else:
S.add(a)
print(S)
S = set([1, 3, 5, 7, 9, 11])
for a in L:
if a in S:
S.remove(a)
else:
S.add(a)
print(S)
2021-03-04