Are you sure can ant execute ListClientExamle ?

[shuweicn]

java.lang.ClassNotFoundException: com.allendowney.javacs.ListClientExample

[shuweicn]

build file is wrong

[ak-seyam]

1- replace each "com.allendowney.javacs" with "com.allendowney.thinkdast" in build.xml file
2- build the project using "ant" command with no arguments

[mikib0]

you can use this fork https://github.com/Vaiterius/ThinkDataStructures/tree/edit-build-file