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1247. Check a SequenceTime limit: 0.5 secondMemory limit: 64 MBThere is a sequence of integer numbersA1,A2, …,AS, and a positive integerN. It's known ... 阅读全文
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1246. Tethered DogTime limit: 1.0 secondMemory limit: 64 MBA dog is tethered to a pole with a rope. The pole is located inside a fenced polygon (not n... 阅读全文
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1245. PicturesTime limit: 1.0 secondMemory limit: 64 MBArtist Ivanov (not the famous Ivanov who painted "Christ's apparition to people", but one of th... 阅读全文
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1244. GentlemenTime limit: 0.5 secondMemory limit: 64 MBLet's remember one old joke:Once a gentleman said to another gentleman:— What if we play cards... 阅读全文
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1243. Divorce of the Seven DwarfsTime limit: 1.0 secondMemory limit: 64 MBAfter the Snow White with her bridegroom had left the house of the seven dwa... 阅读全文
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1242. WerewolfTime limit: 1.0 secondMemory limit: 64 MBKnife. Moonlit night. Rotten stump with a short black-handled knife in it. Those who know will ... 阅读全文