활동

李红尘 is making attempt 2 to complete the "错误和功能" task

李红尘 is making attempt 1 to complete the "错误和功能" task

Anonymous #11508904 started the lesson entitled "你已经升级了！"

Anonymous #11508904 advanced to Level 2

Anonymous #11481392 completed the "Writing to a file from the console " task on attempt 1

Anonymous #11481392 is making attempt 1 to complete the "Writing to a file from the console " task

Anonymous #11508904 started the lesson entitled "编程天才的休息时间"

Krzysztof K started the lesson entitled "Wirtualna maszyna i pierwsze polecenie"

Harsha is making attempt 3 to complete the "Like cats and dogs" task

Anonymous #11508904 started the lesson entitled "5 分钟休息。另一次休息时间。"

Anonymous #11508573 started the lesson entitled "创建对象"

Anonymous #11508904 started the lesson entitled "5 分钟休息。"