num = 0
d = {'Alice':[50, 61, 66],'Bob':[80, 61, 66],'Candy':[88, 75, 90]}
for key in d.values():
value = key
for num1 in value:
num = num + 1
print(num)
d = {'Alice':[50, 61, 66],'Bob':[80, 61, 66],'Candy':[88, 75, 90]}
for key in d.values():
value = key
for num1 in value:
num = num + 1
print(num)
2023-10-24
d = {'Alice': [50, 61, 66], 'Bob': [80, 61, 66], 'Candy': [88, 75, 90]}
for name in d:
dd = d[name]
for ddd in dd:
print(name,ddd)
for name in d:
dd = d[name]
for ddd in dd:
print(name,ddd)
2023-10-23
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
if 'Alice' in d:
alice = d.pop('Alice')
print(d)
else:
print('不存在')
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
if 'Alice' in d:
alice = d.pop('Alice')
print(d)
else:
print('不存在')
2023-10-23
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
Alice = d['Alice']
d['Alice'] = 60
print(Alice)
print(d['Alice'])
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
Alice = d['Alice']
d['Alice'] = 60
print(Alice)
print(d['Alice'])
2023-10-23
d = {
'Alice': [45],
'Bob': [60],
'Candy': [75],
}
Alice = {'Alice':[50,61,66]}
Bob = {'Bob':[80, 61, 66]}
Candy = {'Candy':[88, 75, 90]}
d.update(Alice)
d.update(Bob)
d.update(Candy)
print(d)
'Alice': [45],
'Bob': [60],
'Candy': [75],
}
Alice = {'Alice':[50,61,66]}
Bob = {'Bob':[80, 61, 66]}
Candy = {'Candy':[88, 75, 90]}
d.update(Alice)
d.update(Bob)
d.update(Candy)
print(d)
2023-10-22
L = 'Alice', 'Bob', 'Candy', 'Mimi', 'David'
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
for LL in L:
if LL in d:
print(d.get(LL))
else:
print('None')
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
for LL in L:
if LL in d:
print(d.get(LL))
else:
print('None')
2023-10-22
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
d['Gaven'] = 86
print(d)
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
d['Gaven'] = 86
print(d)
2023-10-22
i = 0
j = 0
while i <= 1000:
if i%2 != 0:
continue
j = i+j
i += 1
print(j)
j = 0
while i <= 1000:
if i%2 != 0:
continue
j = i+j
i += 1
print(j)
2023-10-21
T = (1,'CH', [3,4])
t = list(T)
t[2] = tuple(T[2])
t = tuple(t)
print(t)
t = list(T)
t[2] = tuple(T[2])
t = tuple(t)
print(t)
2023-10-21
num = 0
T = ((1+2), ((1+2),), ('a'+'b'), (1, ), (1,2,3,4,5))
for T1 in T:
if isinstance(T1, tuple):
num = num + 1
else:
num = num + 0
print(num)
T = ((1+2), ((1+2),), ('a'+'b'), (1, ), (1,2,3,4,5))
for T1 in T:
if isinstance(T1, tuple):
num = num + 1
else:
num = num + 0
print(num)
2023-10-21
num = (100, 69, 29, 100, 72, 99, 98, 100, 75, 100, 100, 42, 88, 100)
print(num.count(100))
print(num.count(100))
2023-10-21
num = (0, 1, 2, 3, 4, 5, 6, 7, 8, 9)
num1 = list(num)
print(num1)
num1 = list(num)
print(num1)
2023-10-19
num = (0, 1, 2, 3, 4, 5, 6, 7, 8, 9)
num1 = list(num)
print(num1)
num1 = list(num)
print(num1)
2023-10-19