data:image/png;base64,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110i121The nested FOR loops are the important part of this solution. Details like the starting position of the sprite might be different in student solutions.-50-505.6.2.3X's turn?5.6.2.3X's turn?5.6.4.35.6.4.2This is a place where students are likely to use an unnecessary IF/ELSE block because the solution above seems "too easy" and therefore suspicious. Ideally they should both understand that their solution is correct if it works -- there isn't only one "right" way to write a program -- and that composition of functions enables fairly complicated algorithms to be one-liners when actually coded.5.6.3.75.6.3.5helper for 5.6.3.75.6.2.3X's turn?The nested FOR loops are the important part of this solution. Details like the starting position of the sprite might be different in student solutions.-50-50data:image/png;base64,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9X's turn?Alternate between TRUE (x's turn) and FALSE (o's turn)PvDEMON ButtonGOGOGO!PvDEMON ButtonGOGOGO!PvP ButtonGOGOGO!Already won00.2x wins0333Already won00.2o wins0333PvDEMON ButtonGOGOGO!PvDEMON ButtonGOGOGO!falseX,2,3,4,X,6,7,8,X011121400110i121The nested FOR loops are the important part of this solution. Details like the starting position of the sprite might be different in student solutions.-50-505.6.2.3X's turn?5.6.2.3X's turn?5.6.4.35.6.4.2This is a place where students are likely to use an unnecessary IF/ELSE block because the solution above seems "too easy" and therefore suspicious. Ideally they should both understand that their solution is correct if it works -- there isn't only one "right" way to write a program -- and that composition of functions enables fairly complicated algorithms to be one-liners when actually coded.5.6.3.75.6.3.5helper for 5.6.3.75.6.2.3X's turn?The nested FOR loops are the important part of this solution. Details like the starting position of the sprite might be different in student solutions.-50-50data:image/png;base64,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PvDEMON ButtonGOGOGO!9PvDEMON ButtonGOGOGO!PvP ButtonGOGOGO!Already won00.2x wins0333Already won00.2o wins0333PvDEMON ButtonGOGOGO!PvDEMON ButtonGOGOGO!16X's turn?Alternate between TRUE (x's turn) and FALSE (o's turn)O,2,3,4,O,X,X,8,O,10,X,12,13,14,15,16true114020010