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练习优先队列的第一道题 题意： 一辆卡车需要行驶 $L$ 的距离， 卡车油箱里有 $P$ 单位的油 ， 每行驶一单位长度耗费一单位的油， 在沿途有 $N$ 个加油站 ，第 $i$ 个加油站在距离起点 $Ai$ 的位置，可以加 $Bi$ 单位的油，假设油箱容量无限大， 最少加多少次油可以到达终点 样例 阅读全文
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http://acm.hdu.edu.cn/showproblem.php?pid=2037 Problem Description “今年暑假不AC？”“是的。”“那你干什么呢？”“看世界杯呀，笨蛋！”“@#$%^&*%...”确实如此，世界杯来了，球迷的节日也来了，估计很多ACMer也会抛开电脑 阅读全文
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https://vjudge.net/contest/68264#problem/R The Sultan of Nubia has no children, so she has decided that the country will be split into up to k separat 阅读全文
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https://vjudge.net/contest/67836#problem/M There is a beautiful river in a small village. N rocks are arranged in a straight line numbered 1 to N from 阅读全文
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https://vjudge.net/contest/67836#problem/L Out of N soldiers, standing in one line, it is required to choose several to send them scouting. In order t 阅读全文
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https://vjudge.net/contest/67836#problem/K n people numbered 1 to n around a circle, we eliminate every second remaining person until only one survive 阅读全文
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https://vjudge.net/contest/67836#problem/J Two players, Stan and Ollie, play, starting with two natural numbers. Stan, the first player, subtracts any 阅读全文
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https://vjudge.net/contest/67836#problem/H Given a specified total t and a list of n integers, find all distinct sums using numbers from the list that 阅读全文
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https://vjudge.net/contest/67836#problem/G People in Silverland use square coins. Not only they have square shapes but also their values are square nu 阅读全文
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https://vjudge.net/contest/67836#problem/F "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremel 阅读全文