#Python 2, Python 3, 41 bytes i,j=input(),input() while j>0:i=-~i;j=~-j If using the - number operator is allowed.

#Python 2, Python 3, 40 bytes i,j=input(),input() while j>0:i=-~i;j-=1 If using the - number and literal -= number operators is allowed.

Works on positive integers. Takes a and b and prints a+b.

Python 2, Python 3, 41 bytes

i,j=input(),input()
while j>0:i=-~i;j=~-j

If using the - number operator is allowed.

Python 2, Python 3, 40 bytes

i,j=input(),input()
while j>0:i=-~i;j-=1

If using the - number and literal -= number operators is allowed.

Works on positive integers. Takes a and b and prints a+b.