Letter

43B1100· newbie2s256 MB⌨ stdin/stdout

Sample 1of 4

Input

Instead of dogging Your footsteps it disappears but you dont notice anything
where is your dog

Output

NO

Sample 2of 4

Input

Instead of dogging Your footsteps it disappears but you dont notice anything
Your dog is upstears

Output

YES

Sample 3of 4

Input

Instead of dogging your footsteps it disappears but you dont notice anything
Your dog is upstears

Output

NO

Sample 4of 4

Input

abcdefg hijk
k j i h g f e d c b a

Output

YES

43B.cpp

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Ln 11·137 BGNU C++20 (64)