1er commit

gradle/wrapper/gradle-wrapper.jar

gradle/wrapper/gradle-wrapper.properties

gradlew

gradlew.bat

settings.gradle

src/main/java/Cohort.java

src/main/java/Grade.java

src/main/java/Main.java

src/main/java/Student.java

src/main/java/TeachingUnitResult.java

src/test/java/StandardOutputSandbox.java

src/test/java/TestCohort.java

src/test/java/TestGrade.java

src/test/java/TestStudent.java

src/test/java/TestTeachingUnitResult.java