names=['Alice','Bob','Candy','David','Ellena']
names.insert(5,'Gen')
names.insert(6,'Phoebe')
names.append('Zero')
print(names)
names.insert(5,'Gen')
names.insert(6,'Phoebe')
names.append('Zero')
print(names)
2021-01-14
n=['95.5','85','59','66','72']
print(n[-5])
print(n[-4])
print(n[-1])
print(n[-5])
print(n[-4])
print(n[-1])
2021-01-14
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
s = d.get('Alice') #先獲取原來的成績賦值給變量s
d['Alice'] = 60 #更新成績
print('Alice的原成績:{}'.format(s),'\nAlice的現(xiàn)成績:{}'.format(d.get('Alice')))
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
s = d.get('Alice') #先獲取原來的成績賦值給變量s
d['Alice'] = 60 #更新成績
print('Alice的原成績:{}'.format(s),'\nAlice的現(xiàn)成績:{}'.format(d.get('Alice')))
2021-01-14
num = 1
sum = 1
while num <= 10:
sum = sum * num
num = num + 1
print(sum)
sum = 1
while num <= 10:
sum = sum * num
num = num + 1
print(sum)
2021-01-13
startnum = 1
endnum = 10
num = 1
while startnum < endnum:
num = num * (startnum + 1)
startnum = startnum + 1
print(num)
endnum = 10
num = 1
while startnum < endnum:
num = num * (startnum + 1)
startnum = startnum + 1
print(num)
2021-01-13
n=0
L=['Alice','66','Bob',True,'False',100]
for item in L:
n=n+1
if n%2!=0:
continue
print(item)
L=['Alice','66','Bob',True,'False',100]
for item in L:
n=n+1
if n%2!=0:
continue
print(item)
2021-01-13
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
list = list(d)
for i in list:
print(d.get(i))
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
list = list(d)
for i in list:
print(d.get(i))
2021-01-13
num=0
sum=0
while num <= 1000:
num = num + 1
if num % 2 == 1:
continue
sum = sum + num
print(sum)
sum=0
while num <= 1000:
num = num + 1
if num % 2 == 1:
continue
sum = sum + num
print(sum)
2021-01-12
num=0
sum=0
while True:
if num>1000:
break
sum=sum+num
num=num+2
print(sum)
sum=0
while True:
if num>1000:
break
sum=sum+num
num=num+2
print(sum)
2021-01-12
T = (1, 'CH', [3, 4])
T = list(T)
T[2] = tuple(list(T[2]))
print(tuple(T))
T = list(T)
T[2] = tuple(list(T[2]))
print(tuple(T))
2021-01-12
L=['Alice', 'Bob', 'Candy', 'David', 'Ellena']
L.append('Gen')
L.append('Zero')
L.insert(6,'Phoebe')
print(L)
L.append('Gen')
L.append('Zero')
L.insert(6,'Phoebe')
print(L)
2021-01-11
L=['Alice',66,'Bob',True,'False',100]
i=0
for item in L:
if i%2==0:
print(item)
i=i+1
i=0
for item in L:
if i%2==0:
print(item)
i=i+1
2021-01-11