Question

Alice sends a data packet two times to Bob. Let A and B are the strings of lowercase letters that represent the packets received by Bob. Bob compares the packets and accepts them only if he can swap two letters in A so that the result is equal to B. Now you are asked to help Bob in determing whether the packets can be accepted or not. Print 1 if the packets are acceptable or else print 0.

Answer 1

Explanation:

oyy9 o9y 9y yo, oc69tc9tcy9, 9yc9yc9yy9y0vy09ycy9c9yccy9coycc