Lil Pump

time limit per test 1.0 second

Farid likes hip-hop and once he saw a message in Twitter from Lil Pump:

Farid wants to have program to check if Lil Pump is right for some pair of given integers. Help him to write it.

Input format

Input contains two integers a and b (0 ≤ a,b ≤ 109).

Output format

If Lil Pump is right for fiven numbers, print “ESSKEETIT”, otherwise print “NO

Source: Northern Eurasia Uzbekistan subregional, ICPC 2018-2019

Autor: - Husayn

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