make a JVM

Google papers(GFS/BigTable/Spanner/F1) Consensus algorithms(Raft/Paxos) Distributed computing sys (spark/dremel/presto) newSql(tiDB)

install spark https://www.davidadrian.cc/posts/2017/08/how-to-spark-cluster/

newSQL

132. Palindrome Partitioning II dp: current status[j] depends on previous status[0, i-1] + isPalidrom[i, j] 459. Repeated Substring Pattern