## Editorial for WC '17 Contest 1 J2 - How's the Weather?

Remember to use this editorial

**only**when stuck, and**not to copy-paste code from it**. Please be respectful to the problem author and editorialist.**Submitting an official solution before solving the problem yourself is a bannable offence.**Rewriting the given formula to isolate , we arrive at . We can then input the integer , plug it into this formula, and output the resulting value of . We don't need to worry about integer versus floating point division due to the guarantee that will come out to an integer.

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