s1 = set([1, 2, 3, 4, 5])
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
if (s1.isdisjoint(s2) == False):
for i in s2:
if i in s1:
print(i)
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
if (s1.isdisjoint(s2) == False):
for i in s2:
if i in s1:
print(i)
2023-01-04
# coding=utf-8
def sub_sum(L):
odd = 0
even = 0
for x in L:
if x%2 == 0:
even += x
else:
odd += x
return odd,even
print(sub_sum([1,2,3,4,5,6]))
def sub_sum(L):
odd = 0
even = 0
for x in L:
if x%2 == 0:
even += x
else:
odd += x
return odd,even
print(sub_sum([1,2,3,4,5,6]))
2023-01-04
# Enter a code
def square_of_sum(L):
sum = 0
for x in L:
sum += x * x
return sum
list1 = list()
num = 1
while num <= 100:
list1.append(num)
num += 1
print(list1)
print(square_of_sum(list1))
def square_of_sum(L):
sum = 0
for x in L:
sum += x * x
return sum
list1 = list()
num = 1
while num <= 100:
list1.append(num)
num += 1
print(list1)
print(square_of_sum(list1))
2023-01-04
# Enter a code
num = 1;
L = list();
while num <=100 :
L.append(num);
num += 1;
print(sum(L))
sum1 = 0;
for x in L:
sum1 += x*x;
print(sum1)
num = 1;
L = list();
while num <=100 :
L.append(num);
num += 1;
print(sum(L))
sum1 = 0;
for x in L:
sum1 += x*x;
print(sum1)
2023-01-04
s1 = set([1, 2, 3, 4, 5])
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
s3 = set()
if not s1.isdisjoint(s2):
for x in s1:
if x in s2:
s3.add(x)
print(s3)
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
s3 = set()
if not s1.isdisjoint(s2):
for x in s1:
if x in s2:
s3.add(x)
print(s3)
2023-01-03
L = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
S = set([1, 3, 5, 7, 9, 11])
for x in L:
if x in S:
S.remove(x)
else:
S.add(x)
print(S)
S = set([1, 3, 5, 7, 9, 11])
for x in L:
if x in S:
S.remove(x)
else:
S.add(x)
print(S)
2023-01-03
set1 = set()
list1 = ['Jenny', 'Ellena', 'Alice', 'Candy', 'David', 'Hally', 'Bob', 'Isen', 'Karl']
for x in list1:
set1.add(x)
print(set1)
set1.update(set(list1))
print(set1)
list1 = ['Jenny', 'Ellena', 'Alice', 'Candy', 'David', 'Hally', 'Bob', 'Isen', 'Karl']
for x in list1:
set1.add(x)
print(set1)
set1.update(set(list1))
print(set1)
2023-01-03
names = ['Alice', 'Bob', 'Candy', 'David', 'Ellena']
name_set = set(names)
for x in name_set:
if 'bob' in x.lower():
print('True')
name_set = set(names)
for x in name_set:
if 'bob' in x.lower():
print('True')
2023-01-03
# Enter a code
d = {'Alice': [50, 61, 66], 'Bob': [80, 61, 66], 'Candy': [88, 75, 90]}
for key,value in d.items():
for x in value:
print(key,x)
d = {'Alice': [50, 61, 66], 'Bob': [80, 61, 66], 'Candy': [88, 75, 90]}
for key,value in d.items():
for x in value:
print(key,x)
2023-01-03
# Enter a code
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
names = d.keys()
for x in names:
if 'Alice' in d:
d.pop('Alice')
print(d)
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
names = d.keys()
for x in names:
if 'Alice' in d:
d.pop('Alice')
print(d)
2023-01-03
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
print('old-->{}'.format(d))
for x in d:
if 'Alice' in d:
d[x]=60
print('new-->{}'.format(d))
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
print('old-->{}'.format(d))
for x in d:
if 'Alice' in d:
d[x]=60
print('new-->{}'.format(d))
2023-01-03
# Enter a code
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
L = ['Alice', 'Bob', 'Candy', 'Mimi', 'David']
for name in L:
if name in d:
print(name,d.get(name))
else:
print('None')
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
L = ['Alice', 'Bob', 'Candy', 'Mimi', 'David']
for name in L:
if name in d:
print(name,d.get(name))
else:
print('None')
2023-01-03
最新回答 / 慕數(shù)據(jù)3153193
自己算一下咯，你看如果是先加后乘的話，num的初始值是1，運(yùn)算后變成了2，這樣sum就成了2就不是從1開(kāi)始乘了‘到后邊是多乘了11
2023-01-02