21168_PizzaPricing

2022-5-16 18:18| 发布者: Hocassian| 查看: 43| 评论: 0|原作者: 肇庆学院ACM合集

摘要:
C:\Users\Administrator\Downloads\2019-10-12-10-14-3-89504968561900-Problem List-采集的数据-后羿采集器.html

Pro.ID

21168

Title

Pizza Pricing

Title链接

http://10.20.2.8/oj/exercise/problem?problem_id=21168

AC

7

Submit

8

Ratio

87.50%

时间&空间限制

  • Time Limit: 1500/500 MS (Java/Others)     Memory Limit: 131072/65536 K (Java/Others)
  • 描述

    Pizza has always been a staple on college campuses. After the downturn in the economy, it is more important than ever to get the best deal, namely the lowest cost per square inch. Consider, for example, the following menu for a store selling circular pizzas of varying diameter and price:

    Menu
    Diameter Price
    5 inch $2
    10 inch $6
    12 inch $8

    One could actually compute the costs per square inch, which would be approximately 10.2¢, 7.6¢, and 7.1¢ respectively, so the 12-inch pizza is the best value. However, if the 10-inch had been sold for $5, it would have been the best value, at approximately 6.4¢ per square inch.

    Your task is to analyze a menu and to report the diameter of the pizza that is the best value. Note that no two pizzas on a menu will have the same diameter or the same inherent cost per square inch.

    输入

    The input contains a series of one or more menus. Each menu starts with the number of options N, 1 ≤ N ≤ 10, followed by N lines, each containing two integers respectively designating a pizza's diameter D (in inches) and price P (in dollars), with 1 ≤ D ≤ 36 and 1 ≤ P ≤ 100. The end of the input will be designated with a line containing the number 0.

    输出

    Description

    Pizza has always been a staple on college campuses. After the downturn in the economy, it is more important than ever to get the best deal, namely the lowest cost per square inch. Consider, for example, the following menu for a store selling circular pizzas of varying diameter and price:

    Menu
    Diameter Price
    5 inch $2
    10 inch $6
    12 inch $8

    One could actually compute the costs per square inch, which would be approximately 10.2¢, 7.6¢, and 7.1¢ respectively, so the 12-inch pizza is the best value. However, if the 10-inch had been sold for $5, it would have been the best value, at approximately 6.4¢ per square inch.

    Your task is to analyze a menu and to report the diameter of the pizza that is the best value. Note that no two pizzas on a menu will have the same diameter or the same inherent cost per square inch.

    Input
    The input contains a series of one or more menus. Each menu starts with the number of options N, 1 ≤ N ≤ 10, followed by N lines, each containing two integers respectively designating a pizza's diameter D (in inches) and price P (in dollars), with 1 ≤ D ≤ 36 and 1 ≤ P ≤ 100. The end of the input will be designated with a line containing the number 0.
    Output
    For each menu, print a line identifying the menu number and the diameter D of the pizza with the best value, using the format shown below.
    Sample Input
    3 5 2 10 6 12 8 3 5 2 10 5 12 8 4 1 1 24 33 13 11 6 11 0
    Sample Output
    Menu 1: 12 Menu 2: 10 Menu 3: 24
    Source

    样例输入

    3 5 2 10 6 12 8 3 5 2 10 5 12 8 4 1 1 24 33 13 11 6 11 0

    样例输出

    Menu 1: 12 Menu 2: 10 Menu 3: 24

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