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兩個(gè)模型 隨機(jī)游走模型:網(wǎng)頁(yè)節(jié)點(diǎn)通過(guò)鏈接進(jìn)行跳轉(zhuǎn)沼侣,對(duì)應(yīng)跳轉(zhuǎn)的概率 子集傳播模型:網(wǎng)頁(yè)劃分子集疆导,給予特殊子集內(nèi)網(wǎng)頁(yè)初始權(quán)值综膀,然后根據(jù)特殊子集內(nèi)網(wǎng)頁(yè)...
inner join 和 outer join 的區(qū)別? 假設(shè)你要join兩個(gè)沒(méi)有重復(fù)列的表澳迫,這是最常見(jiàn)的情況:inner join A 和 ...
貪心算法 Python 問(wèn)題描述:給定n個(gè)物品,物品價(jià)值分別為$P_1$剧劝,$P_2$橄登,$...$,$P_n$担平,物品重量分別為$W_1$示绊,$W_2...
動(dòng)態(tài)規(guī)劃 遞歸 Python 問(wèn)題描述:在M件物品取出若干件放在空間為W的背包里,每件物品的體積為W1暂论,W2……Wn,與之相對(duì)應(yīng)的價(jià)值為P1,P...
Write an algorithm to determine if a number is "happy". A happy number i...
Given a roman numeral, convert it to an integer.Input is guaranteed to b...
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Calculate the sum of two integers a and b, but you are not allowed to us...