A Smalltalk implementation provides: Smalltalk VM Smalltalk image file sources file (plain-text original source code file) changes file (

A Smalltalk implementation provides: Smalltalk VM Smalltalk image file sources file (plain-text original source code file) changes file (plain-text change log, initially empty) So there are plenty of ways to submit code to be marked. See "OU LearningWorks: a customized programming environment for Smalltalk modules" https://ieeexplore.ieee.org/document/841064 https://ieeexplore.ieee.org/document/841064