กิจกรรม

Michael completed the "Räum die Ablage auf 🧹" task on attempt 1

Michael is making attempt 1 to complete the "Räum die Ablage auf 🧹" task

new-cmd started the lesson entitled "“Your own dictionary” — HashMap<K,V>"

new-cmd completed the "To-Do List with User Input" task on attempt 1

new-cmd is making attempt 1 to complete the "To-Do List with User Input" task

new-cmd completed the "Checking for an element in a list" task on attempt 1

new-cmd is making attempt 1 to complete the "Checking for an element in a list" task

new-cmd completed the "Replace and remove elements" task on attempt 1

new-cmd is making attempt 1 to complete the "Replace and remove elements" task

new-cmd completed the "Adding and retrieving an element" task on attempt 1

new-cmd is making attempt 1 to complete the "Adding and retrieving an element" task

new-cmd started the lesson entitled "“Infinite array” — ArrayList<T>"