F.A.Q
Hand In Hand
Online Acmers
Problem Archive
Realtime Judge Status
Authors Ranklist
 
     C/C++/Java Exams     
ACM Steps
Go to Job
Contest LiveCast
ICPC@China
 Best Coder beta
VIP | STD Contests
    DIY | Web-DIY beta
Author ID 
Password 
 Register new ID

钥匙计数之二

Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 1605    Accepted Submission(s): 909


Problem Description
一把钥匙有N个槽，2<N<26槽深为1，2，3，4,5,6。每钥匙至少有3个不同的深度且相连的槽其深度之差不得为5。求这样的钥匙的总数。
 

Input
本题无输入
 

Output
对2<N<26，输出满足要求的钥匙的总数。
 

Sample Output
N=3: 104
N=4: 904
N=5: 5880
.
.
.
.
.
N=25: 8310566473196300280
 

Source
ACM暑期集训队练习赛（十）
 

Statistic | Submit | Discuss | Note
Home | Top Hangzhou Dianzi University Online Judge 3.0
Copyright © 2005-2024 HDU ACM Team. All Rights Reserved.
Designer & Developer : Wang Rongtao LinLe GaoJie GanLu
Total 0.000000(s) query 1, Server time : 2024-04-19 22:35:02, Gzip enabled 		Administration