Skip to content
Navigation Menu
Toggle navigation
Sign in
Product
GitHub Copilot
Write better code with AI
GitHub Advanced Security
Find and fix vulnerabilities
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Discussions
Collaborate outside of code
Code Search
Find more, search less
Explore
Why GitHub
All features
Documentation
GitHub Skills
Blog
Solutions
By company size
Enterprises
Small and medium teams
Startups
Nonprofits
By use case
DevSecOps
DevOps
CI/CD
View all use cases
By industry
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
Topics
AI
DevOps
Security
Software Development
View all
Explore
Learning Pathways
Events & Webinars
Ebooks & Whitepapers
Customer Stories
Partners
Executive Insights
Open Source
GitHub Sponsors
Fund open source developers
The ReadME Project
GitHub community articles
Repositories
Topics
Trending
Collections
Enterprise
Enterprise platform
AI-powered developer platform
Available add-ons
GitHub Advanced Security
Enterprise-grade security features
Copilot for business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search or jump to...
Search code, repositories, users, issues, pull requests...
Search syntax tips
Provide feedback
Saved searches
Use saved searches to filter your results more quickly
Sign in
Sign up
Reseting focus
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
mJackie
/
leetcode
Public
Notifications
You must be signed in to change notification settings
Fork
138
Star
405
Code
Issues
0
Pull requests
0
Actions
Projects
0
Security
Insights
Additional navigation options
Code
Issues
Pull requests
Actions
Projects
Security
Insights
Files
master
Breadcrumbs
leetcode
/
code
/
lc343.java
Copy path
Blame
Blame
Latest commit
History
History
24 lines (23 loc) · 592 Bytes
master
Breadcrumbs
leetcode
/
code
/
lc343.java
Top
File metadata and controls
Code
Blame
24 lines (23 loc) · 592 Bytes
Raw
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
package
code
;
/*
* 343. Integer Break
* 题意:给定一个正整数,找出一组数字和为该数,且这组数的乘积最大
* 难度:Medium
* 分类:Math, Dynamic Programming
* 思路:能减3的减3,因为3得到的乘积最大
* Tips:
*/
public
class
lc343
{
public
int
integerBreak
(
int
n
) {
if
(
n
==
2
)
return
1
;
if
(
n
==
3
)
return
2
;
return
helper
(
n
);
}
public
int
helper
(
int
n
){
if
(
n
==
2
)
return
2
;
if
(
n
==
3
)
return
3
;
if
(
n
==
4
)
return
4
;
if
(
n
==
5
)
return
6
;
else
return
helper
(
n
-
3
)*
3
;
}
}
You can’t perform that action at this time.