I cant understand why ? a=int("3"+"4") print a it says wrong ?

Answer 1

a=int("3"+"4")
print(a)

Output:
34

The reason is it is first adding the strings together, so 3 and 4 become "34" .. Then it makes it an int. Like math, inside ( ) happens first

Answer 2

When you get an error, please paste it so that we don't have to guess.

In Python 3, which is used by SoloLearn, print is a function, which therefore requires parentheses. Try: print(a)