new language study

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Start studying new computer language, JAVA.
— watched online lecture (FAST CAMPUS): 한 번에 끝내는 코딩테스트 369 초격차 패키지 Online

  • How to install JAVA on Jupyter notebook
  • JAVA data structures: Array

Array data type

  • use index number
  • declare using []: empty array
  • fixed length of one array
  • print() in python = System.out.printin();
  • print total array: Array.toString()
  • 1,2,3-D arrays available