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生日蛋糕 POJ - 1190 题目: 7月17日是Mr.W的生日,ACM-THU为此要制作一个体积为Nπ的M层生日蛋糕,每层都是一个圆柱体。 设从下往上数第i(1 <= i <= M)层蛋糕是半径为Ri, 高度为Hi的圆柱。当i < M时,要求Ri > Ri+1且Hi > Hi+1。 由于要在蛋糕 阅读全文
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有根树的表达 题目:Rooted Trees Aizu - ALDS1_7_A A graph G = (V, E) is a data structure where V is a finite set of vertices and E is a binary relation on V rep 阅读全文
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搜索的应用-计算最优解 题目: You are given nn packages of wiwi kg from a belt conveyor in order (i=0,1,...n−1i=0,1,...n−1). You should load all packages onto kk tr 阅读全文