INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/randomwalk/RandomWalk.java
Part1: INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/util/Timer.java
Part2: INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/sort/elementary/InsertionSort.java
Part3: INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/util/Benchmark_Timer_UnitTest.java
Part1: INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/union_find/UF_HWQUPC.java
Part2: add a main function below the part1
INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/union_find/UF_HWQUPC.java
Part1: INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/sort/par/Main.java
INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/sort/par/ParSort.java
Part2: test with different thread and array size
INFO6205_Assignments/src/main/java/edu/neu/coe/info6205/sort/par/MainImprovement.java