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Python 3 is the latest version of the Python programming language and was formally released on December 3rd, 2008. Use this tag along with the main python tag to denote programs that are meant to be run on a Python 3 interpreter only. Do not mix this tag with the python-2.x tag.

3 votes
1 answer
93 views

Counting maximum number of elements in right order

There is an source and target. example: source:[a,b,e,d,s,t,c,v,t] target:[a,e,v,g,r,b,c,v,t] target and source have same number of elements. how can I count elements in source ordered correctly accor …
sherloock's user avatar
  • 153
4 votes
1 answer
500 views

This is Crossing river code

Story Niñez friends from Kakao Elementary School meet a stream with stepping stones on an autumn picnic with Ms. Ryan and are about to cross over to the other side. Ms. Ryan made the following rules s …
sherloock's user avatar
  • 153
1 vote
0 answers
221 views

Cave explorer: using stack

Story Original Link written in korean Frodo, a backcountry explorer, came to explore an underground cave with n rooms during his expedition. All rooms are numbered 0 through n-1. There are many, the o …
sherloock's user avatar
  • 153
2 votes
0 answers
59 views

Graph: A backcountry explorer

Would you help me? I want to make this code efficient and simple. Original Link Frodo, a backcountry explorer, came to explore an underground cave with n rooms during his expedition. All rooms are num …
sherloock's user avatar
  • 153
4 votes
2 answers
119 views

Finding cheapest route (turn costs 500, going straight costs 100)

Story Original link written in korean Jordi, the architect of a construction company, received a request from a customer for an estimate for the construction of a raceway. According to the raceway des …
sherloock's user avatar
  • 153