text: The mathematical problem of combining the ant moving in the maze evaluates the mathematical competence of 11-12 years old students, but is not a small challenge for adults?
classes:  No, chen Jie's master's thesis at Hunan University is identical to others' work, except for some minor differences in keywords and thanks.  Besides, chen Jie's master's thesis at Hunan University is identical to others' work, except for some minor differences in keywords and thanks.  Yes, chen Jie's master's thesis at Hunan University is identical to others' work, except for some minor differences in keywords and thanks.  Meanwhile, chen Jie's master's thesis at Hunan University is identical to others' work, except for some minor differences in keywords and thanks.