result: 0
The expression is
result = a/b + a/b
The left integer division a/b is performed first, because / has
higher precedence than +.
This gives integer 0
Then the right integer division a/b is performed, because / has
higher precedence than +.
This gives integer 0
Then, the low precedence + adds the two zeros, yielding integer 0
Finally, integer 0 is assigned to variable result