Editorial for WC '18 Contest 4 J1 - A Fistful of Quarters
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.
Submitting an official solution before solving the problem yourself is a bannable offence.
dollars is equivalent to
quarters. If
, no additional quarters are required, while if
,
additional quarters are required. Equivalently, the answer may be expressed as
.
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