CodeSignal Intro Databases #9 GradeDistribution. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면..
CodeSignal Intro Databases #9 GradeDistribution. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, 데이터베이스, sql, query, 쿼리 CodeSignal Intro Databases #8 Q. At the end of every semester your professor for "Introduction to Databases" saves the exam results of every student in a simple database system. ..
CodeSignal Intro Databases #7 MostExpensive. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, ..
CodeSignal Intro Databases #7 MostExpensive. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, 데이터베이스, sql, query, 쿼리 CodeSignal Intro Databases #7 Q. Mr. Cash wants to keep track of his expenses, so he has prepared a list of all the products he bought this month. Now he is interested in finding the..
CodeSignal Intro Databases #6 VolleyballResults. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면..
CodeSignal Intro Databases #6 VolleyballResults. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, 데이터베이스, sql, query, 쿼리 CodeSignal Intro Databases #6 Q. You are creating a website that will help you and your friends keep track of the results of volleyball teams from all around the world. Your webs..
CodeSignal Intro Databases #2 CountriesSelection. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면..
CodeSignal Intro Databases #2 CountriesSelection. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, 데이터베이스, sql, query, 쿼리 CodeSignal Intro Databases #2 Q. Your friend wants to become a professional tour guide and travel all around the world. In pursuit of this dream, she enrolled in tour guide scho..
CodeSignal Intro Databases #1 ProjectList. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, ..
CodeSignal Intro Databases #1 ProjectList. Algorithm,알고리즘,LeetCode,Codefights,CodeSignal,코드파이트,코드시그널,예제,그래프,Graph,example,c++,java,재귀,recursive,datastructure,techinterview,coding,코딩인터뷰,기술면접, 데이터베이스, sql, query, 쿼리 CodeSignal Intro Databases #1 Q. Your boss wants to identify the successful projects running in your company, so he asked you to prepare a list of all the currently active projects and..
Aracade Intro #60 sudoku. Algorithm,알고리즘,Codefights,CodeSignal,코드파이트,코드시그널,예제,문제해결능력,example,c++,java,재귀,recursive
Aracade Intro #60 sudoku. Algorithm,알고리즘,Codefights,CodeSignal,코드파이트,코드시그널,예제,문제해결능력,example,c++,java,재귀,recursive 문제를 풀어놓은지는 거의 1년이 넘었는데, 드디어 아케이드 60문제의 마지막을 올리게 되었다. 풀어놓았던 것이라서 다시 풀고 정리하며 제대로 올리고 싶었지만, 다시 풀기가 상당히 귀찮게 느껴져서 처리과정만 정리해서 60개 다 올린 것도 다행이라 생각한다. 아케이드 말고 코드시그널의 다른 챕터 문제들도 풀어둔게 있지만, 이제 릿코드 문제를 가끔 새로 풀면서 올리려고 한다. I solved arcade problem in codefights(codesignals) almost a year ago, but ..
Aracade Intro #59 spiralNumbers. Algorithm,알고리즘,Codefights,CodeSignal,코드파이트,코드시그널,예제,문제해결능력,example,c++,java,재귀,recursive
Aracade Intro #59 spiralNumbers. Algorithm,알고리즘,Codefights,CodeSignal,코드파이트,코드시그널,예제,문제해결능력,example,c++,java,재귀,recursive Q. Construct a square matrix with a size N × N containing integers from 1 to N * N in a spiral order, starting from top-left and in clockwise direction. 입력받은 정수 N, N x N 사이즈의 매트릭스를 만드는데, 왼쪽 제일 위쪽의 숫자 1부터 시계방향의 나선(소용돌이)형으로 매트릭스를 채워나간다. e.g. Input -> n = 3 Output -> spiralNumbe..
Aracade Intro #53 validTime. Algorithm, 알고리즘, Codefights, CodeSignal, 코드파이트, 코드시그널, 예제,문제해결능력,example, c++ java c# scalar
Aracade Intro #53 validTime. Algorithm, 알고리즘, Codefights, CodeSignal, 코드파이트, 코드시그널, 예제,문제해결능력,example, c++ java c# scalar Q. Check if the given string is a correct time representation of the 24-hour clock. 주어진 문자열이 24시간을 나타내는 시간에 맞는지 확인해봐라 e.g. Input -> time = "13:58" Output -> validTime(time) = true Input -> time = "25:51" Output -> validTime(time) = false Input -> time = "02:76" Output -> vali..