count letters

A task from HARMAN

Task description

Test assignment

aabbcc -> a2b2c2
aaaabc -> a4b1c1
abc -> a1b1c1
abbbaaaacc -> a5b3c2
azc -> a1z1c1

Instructions

Libraries

Unit test

• JUnit 5
• Hamcrest

Build

mvn package

Run

java -jar ./target/count-letters-0.0.1-SNAPSHOT.jar "azbcabcbcc"

More information

• The program respects exit status and standard streams.