Challenge-- find sum of string value

Question

If a=1, b=2 so on z=26
then take input from user and find sum of string characters
ex: input=abcd
a+b+c+d=1+2+3+4
output=10

Answer 1

there might be some correction in example ☺

Answer 2

Shortest code till now -
sum=0
for i in input() :
if(ord(i.upper()) >=65 and ord(i.upper())<=90):
sum+= (ord(i.upper())-64)
print(sum)

https://code.sololearn.com/cFgFkeDdXZfv/?ref=app

Answer 3

https://code.sololearn.com/cwBOGZ39cos9/?ref=app

Answer 4

my answer
https://code.sololearn.com/cB1ht6Q8rKDM/?ref=app