洛谷 CF1193A Amusement Park 洛谷传送门 题目翻译 有一个游乐场有一个好玩的项目:一些有向滑梯可以将游客从一个景点快速.刺激地传送到另一个景点.现在,你要帮游乐场老板来规划一个造滑梯的项目. 滑梯只能从海拔高的地方向海拔低的地方滑.老板原定的方案已经给出,你的工作是反转某些滑梯的方向(可以反转全部的或一个都不转),并为每个景点指定一个海拔高度,使得每一个滑梯都能下山,那么这个方案是合法的.其成本是要反转的滑梯的总数.对于老板给定的方案,你需要算出所有合法方案的成本总和.由于…

On a sunny Sunday, a group of children headed by their teacher came to an amusement park. Aunt Frosya, who was a very kind and quiet person, worked at the ticket window on that day. The teacher gave her the money but didn't say how many tickets she w…

1796. Amusement Park Time limit: 1.0 second Memory limit: 64 MB On a sunny Sunday, a group of children headed by their teacher came to an amusement park. Aunt Frosya,who was a very kind and quiet person, worked at the ticket window on that day. The t…

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Ideal Path Time Limit: 10000MS   Memory Limit: 65536K Total Submissions: 1754   Accepted: 240 Description New labyrinth attraction is open in New Lostland amusement park. The labyrinth consists of n rooms connected by m passages. Each passage is colo…

英语新闻常用词汇与短语 经济篇 accumulated deficit 累计赤字 active trade balance 贸易顺差 adverse trade balance 贸易逆差 aid 援助 allocation of funds 资金分配 allotment 拨款 allowance/grant/subsidy 补贴,补助金,津贴 amortization 摊销,摊还,分期偿付 annuity 年金 article 物品,商品 assigned 过户 autarchy 闭关自守 av…

[codeforces 241]C. Mirror Box 试题描述 Mirror Box is a name of a popular game in the Iranian National Amusement Park (INAP). There is a wooden box, 105 cm long and 100cm high in this game. Some parts of the box's ceiling and floor are covered by mirrors.…

Walk Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 1142    Accepted Submission(s): 195 Problem Description Biaoge is planning to walk to amusement park. The city he lives can be abstracted as…

Dying Light Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 513    Accepted Submission(s): 122 Problem Description LsF is visiting a local amusement park with his friends, and a mirror room su…

Problem UVA1599-Ideal Path Time Limit: 3000 mSec Problem Description New labyrinth attraction is open in New Lostland amusement park. The labyrinth consists of n rooms connected by m passages. Each passage is colored into some color ci. Visitors of t…