a=2
b=0
while True:
if b>=1000:
break
a+=b
b+=2
print(a)
輸出結(jié)果是249502 這樣是對的不
b=0
while True:
if b>=1000:
break
a+=b
b+=2
print(a)
輸出結(jié)果是249502 這樣是對的不
2021-02-25
結(jié)合前面的知識
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
c=('Alice', 'Bob', 'Candy', 'Mimi', 'David')
template = r'I`M {0},I GET {1}.'
for A in c:
b=template.format(A,d.get(A))
print(b)
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
c=('Alice', 'Bob', 'Candy', 'Mimi', 'David')
template = r'I`M {0},I GET {1}.'
for A in c:
b=template.format(A,d.get(A))
print(b)
2021-02-25
>>> L = [75, 92, 59, 68, 99]
>>> sum = 0.0
>>> for x in L:
... sum = sum + x
... print(sum / 5)
File "<stdin>", line 3
print(sum / 5)
^
SyntaxError: invalid syntax
使用的python3.9.2,怎么輸入出現(xiàn)錯誤
>>> sum = 0.0
>>> for x in L:
... sum = sum + x
... print(sum / 5)
File "<stdin>", line 3
print(sum / 5)
^
SyntaxError: invalid syntax
使用的python3.9.2,怎么輸入出現(xiàn)錯誤
2021-02-25
L = [75, 92, 59, 68, 99]
a=0
for ch in L:
a+=ch
print('總數(shù)為:',end="")
print(a/(len(L)))
a=0
for ch in L:
a+=ch
print('總數(shù)為:',end="")
print(a/(len(L)))
2021-02-24
age =2
if age>=18:
print("adult")
elif 6<=age<18:
print("teenager")
elif 3<=age<6:
print("kid")
else:
print("baby")
if age>=18:
print("adult")
elif 6<=age<18:
print("teenager")
elif 3<=age<6:
print("kid")
else:
print("baby")
2021-02-24
# Enter a code
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
keys = ['Alice', 'Bob', 'Candy', 'Mimi', 'David']
for key in keys:
print(d.get(key))
d = {
'Alice': 45,
'Bob': 60,
'Candy': 75,
'David': 86,
'Ellena': 49
}
keys = ['Alice', 'Bob', 'Candy', 'Mimi', 'David']
for key in keys:
print(d.get(key))
2021-02-09
names = ['Alice','Bob','David','Ellena']
names2 = ['Zero','Phoebe','Gen']
for ch in names2:
names.append(ch)
names.sort()
print(names)
names2 = ['Zero','Phoebe','Gen']
for ch in names2:
names.append(ch)
names.sort()
print(names)
2021-02-05