http://reply.papertrans.cn/1/2/132/132-11.png
Submitted on: 07 June 2015.
Revised on: 20 July 2015.
Accepted on: 10 September 2015.
___________________ACM Transactions on Computing Education
Submitted on: 21 December 2019.
Revised on: 05 March 2020.
Accepted on: 26 April 2020.
___________________ACM Transactions on Computing Education
Submitted on: 29 February 2020.
Revised on: 04 May 2020.
Accepted on: 19 May 2020.
___________________ACM Transactions on Computing Education
http://reply.papertrans.cn/1/2/132/132-15.png
http://reply.papertrans.cn/1/2/132/132-16.png
Submitted on: 04 April 2021.
Revised on: 01 July 2021.
Accepted on: 01 August 2021.
___________________ACM Transactions on Computing Education
Submitted on: 25 December 2021.
Revised on: 17 April 2022.
Accepted on: 06 May 2022.
___________________ACM Transactions on Computing Education
Submitted on: 28 August 2018.
Revised on: 01 November 2018.
Accepted on: 20 November 2018.
___________________ACM Transactions on Computing Education
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