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Michael miller started the lesson entitled "Hi, Alex"

ahmed mouatassim unlocked the "JAVA 25 SELF" quest

ahmed mouatassim advanced to Level 1

Michael miller completed the "Who's there 👋" task on attempt 1

Michael miller is making attempt 1 to complete the "Who's there 👋" task

ahmed mouatassim registered on CodeGym

Konrad Dąbrowski started the lesson entitled "Zalety i wady wyrażeń lambda"

夜霜冻星 started the lesson entitled "flatMap 和 mapMulti 方法"

夜霜冻星 advanced to Level 32

TuffGuy72 is making attempt 3 to complete the "To-do-Liste mit Benutzereingabe" task

Michael is making attempt 1 to complete the "Wenn niemand entscheidet, entscheidest du 🐱" task

Michael miller started the lesson entitled "A Strange Request"