Links and Pearls

980A900· newbie1s256 MB⌨ stdin/stdout

#implementation #math

Examples

Sample 1of 4

Input

-o-o--

Output

YES

Sample 2of 4

Input

-o---

Output

YES

Sample 3of 4

Input

-o---o-

Output

NO

Sample 4of 4

Input

ooo

Output

YES

980A.cpp

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Ln 11·137 BGNU C++20 (64)