HDU -- Elevator

Source: Internet
Author: User
Elevator Time Limit: 1000 ms memory limit: 32768 k any questions? Click Here ^_^ The highest building in our city has only one elevator. A request list is made up with n positive numbers. the numbers denote at which floors the elevator will stop, in specified order. it costs 6 seconds to move the elevator up one floor, and 4 seconds to move down one floor. the elevator will stay for 5 seconds at each stop.

For a given request list, you are to compute the total time spent to fulfill the requests on the list. the elevator is on The 0th floor at the beginning and does not have to return to the ground floor when the requests are fulfilled. enter There are multiple test cases. each case contains a positive integer N, followed by n positive numbers. all the numbers in the input are less than 100. A test case with n = 0 denotes the end of input. this test case is not to be processed. print the total time on a single line for each test case. sample Input
1 23 2 3 10
Sample output
1741
Water problems, but a pitfall I had a meal, the scum thought that the elevator to the top will come down not to go up... So wa made by opening the array at the beginning

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.