def sub_sum(L):
global sum1,sum2
n=1
sum1=0
sum2=0
for v in L:
if n%2==0:
sum1=sum1+v
else:
sum2=sum2+v
n+=1
return sum1,sum2
l=[1,2,3,4,5,6,7,8]
print(sub_sum(l))
print('奇數(shù)的和='+str(sum2))
print('偶數(shù)的和='+str(sum1))
global sum1,sum2
n=1
sum1=0
sum2=0
for v in L:
if n%2==0:
sum1=sum1+v
else:
sum2=sum2+v
n+=1
return sum1,sum2
l=[1,2,3,4,5,6,7,8]
print(sub_sum(l))
print('奇數(shù)的和='+str(sum2))
print('偶數(shù)的和='+str(sum1))
2021-03-26
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)
2021-03-26
L = []
num = 1
for v in range(1, 101):
L.append(v * v)
print(sum(L))
num = 1
for v in range(1, 101):
L.append(v * v)
print(sum(L))
2021-03-25
# Enter a code
num = 2
sum = 0
while True:
num += 1
if num > 1000:
break
if num % 2 != 0:
continue
else:
sum += num
print(sum)
num = 2
sum = 0
while True:
num += 1
if num > 1000:
break
if num % 2 != 0:
continue
else:
sum += num
print(sum)
2021-03-25
num = 2
sum = 0
while True:
if num > 1000:
break
if num % 2 == 0:
sum = sum + num
num = num + 1
print(sum)
sum = 0
while True:
if num > 1000:
break
if num % 2 == 0:
sum = sum + num
num = num + 1
print(sum)
2021-03-25
age =16
if age >17:
print('adult')
else:
print('teenager')
if age >17:
print('adult')
else:
print('teenager')
2021-03-25
# Enter a code
n = 1
s = 0
while True:
if n >= 10:
break
n = n + 1
if n % 2 == 0:
s = s + n
print(s)
n = 1
s = 0
while True:
if n >= 10:
break
n = n + 1
if n % 2 == 0:
s = s + n
print(s)
2021-03-25
age = 19
if age >= 18:
print('your age = {}'.format(age))
print('adult')
if age >= 18:
print('your age = {}'.format(age))
print('adult')
2021-03-25
>>> r = 'you need Python'
>>> template = 'Life is short,{}'
>>> result = template.format(r)
>>> print(result)
Life is short,you need Python
>>> template = 'Life is short,{w}'
>>> w = 'you need Python'
>>> result = template.format(w=w)
>>> print(result)
Life is short,you need Python
>>>
>>> template = 'Life is short,{}'
>>> result = template.format(r)
>>> print(result)
Life is short,you need Python
>>> template = 'Life is short,{w}'
>>> w = 'you need Python'
>>> result = template.format(w=w)
>>> print(result)
Life is short,you need Python
>>>
2021-03-25
T = (1, 'CH', [3, 4])
T = list(T)
T[2]=tuple(T[2])
print(tuple(T))
T = list(T)
T[2]=tuple(T[2])
print(tuple(T))
2021-03-23
a='python'
print('hello',a and 'world') #==>hello, python
在and語句下,a值為true,所以運(yùn)算結(jié)果取決于前者
b=''
print('hello',b or 'world') #==>hello, world
在or語句下,b值為false(空,0,None),所以運(yùn)算結(jié)果取后者
print('hello',a and 'world') #==>hello, python
在and語句下,a值為true,所以運(yùn)算結(jié)果取決于前者
b=''
print('hello',b or 'world') #==>hello, world
在or語句下,b值為false(空,0,None),所以運(yùn)算結(jié)果取后者
2021-03-20
搞那么復(fù)雜
def sub_sum(l):
j_sum=0
o_sum=0
for n in l:
if n%2 == 0 :
o_sum += n
else:
j_sum += n
return j_sum,o_sum
l=[1,3,5,2,4,6,7,8,9,10]
s=sub_sum(l)
print('奇數(shù)和={}'.format(s[0]))
print('偶數(shù)和={}'.format(s[1]))
def sub_sum(l):
j_sum=0
o_sum=0
for n in l:
if n%2 == 0 :
o_sum += n
else:
j_sum += n
return j_sum,o_sum
l=[1,3,5,2,4,6,7,8,9,10]
s=sub_sum(l)
print('奇數(shù)和={}'.format(s[0]))
print('偶數(shù)和={}'.format(s[1]))
2021-03-19