PRAVAH, an annual techfest is being organised at SKIT. Naina comes up with an idea for an event Guess The Number. In this event, the computer thinks up a random number and the player is asked to guess that number and enter it in the system. if the number is correct, the player wins.

Rakesh, a student who is good at hacking finds a breach in the system and has got the access the modify any 1 digit of the guessed number, but this access is only granted after the number has been entered by a player.

So, at the event, the computer thinks of a number A, a friend of Rakesh enters a number B and Rakesh changes one digit of the number A, so that his friend wins. You are given two integers A and B. Print "wins" if there is a possibility that the friend will win by changing of a digit, otherwise, print "loses". If the numbers A and B are same print "wins".

Input

First line of input contains the number generated by system.

Second line of input contains the number entered by player.

Output

A single word "wins" or "loses"

Constraints

1 ≤ A ≤ 900000

1 ≤ B ≤ 900000

Number of digits of A = Number of digits of B

Sample Input 1

1111

1011

Sample Output 1

wins

Sample Input 2

108

110

Sample Output 2

loses

SAMPLE INPUT

SAMPLE OUTPUT

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