>>L=['10','15','20']
45
or
45
sharon kim wrote:
>>sum(int(x) for x in L)
or
>>sum(map(int,L ))
sharon kim wrote:
hi all,
>
i have a list, for example;
>
3
['10', '15', '20']
>
is there a way to sum up all the numbers in a list? the number of
objects in the list is vary, around 50 to 60. all objects are 1 to 3
digit positive numbers.
>
all i can think of is check the length of the list (in the above
example, 3), then L[0]+L[1]+L[2] ......
>
is there a better way to do the job? thanks.
>
i have a list, for example;
>
>>L=[]
>>L.append('10' )
>>L.append('15' )
>>L.append('20' )
>>len(L)
>>L.append('10' )
>>L.append('15' )
>>L.append('20' )
>>len(L)
>>print L
>
is there a way to sum up all the numbers in a list? the number of
objects in the list is vary, around 50 to 60. all objects are 1 to 3
digit positive numbers.
>
all i can think of is check the length of the list (in the above
example, 3), then L[0]+L[1]+L[2] ......
>
is there a better way to do the job? thanks.