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
T = ((1+2), ((1+2),), ('a'+'b'), (1, ), (1,2,3,4,5))
s = 0
for i in T:
if(type(i) == tuple):
s += 1
print(s)
s = 0
for i in T:
if(type(i) == tuple):
s += 1
print(s)
2023-01-01
S=(100, 69, 29, 100, 72, 99, 98, 100, 75, 100, 100, 42, 88, 100)
print(S.count(100))
print(S.count(100))
2022-12-26
L=[[1,2,3],[5,3,2],[7,3,2]]
for l in L:
a=l[0]
b=l[1]
c=l[2]
S=(a*b+a*c+b*c)*2
print(S)
for l in L:
a=l[0]
b=l[1]
c=l[2]
S=(a*b+a*c+b*c)*2
print(S)
2022-12-23
# Enter a code
S=['Alice', 'Bob', 'Candy', 'David', 'Ellena']
S[0]='Ellena'
S[1]='Alice'
S[2]='Candy'
S[3]='David'
S[4]='Bob'
print(S)
S=['Alice', 'Bob', 'Candy', 'David', 'Ellena']
S[0]='Ellena'
S[1]='Alice'
S[2]='Candy'
S[3]='David'
S[4]='Bob'
print(S)
2022-12-23
L = ['Alice', 'Bob', 'Candy', 'David', 'Ellena']
name1=L.pop(2)
name2=L.pop(2)
print(L)
name1=L.pop(2)
name2=L.pop(2)
print(L)
2022-12-23
print(r''''\"To be, or not to be\": that is the question.\nWhether it\'s nobler in the mind to suffer.\'''')
2022-12-21
num = 0
L = ['Alice', 66, 'Bob', True, 'False', 100]
for item in L:
num = num + 1
if num % 2 == 0:
print(item)
L = ['Alice', 66, 'Bob', True, 'False', 100]
for item in L:
num = num + 1
if num % 2 == 0:
print(item)
2022-12-18