问题描述:
两道小学数学题 找规律
3,9,11,17,20,( ),( ),36,41,
1,3,2,6,4,( ),( ),12,( )
要有解析
3,9,11,17,20,( ),( ),36,41,
1,3,2,6,4,( ),( ),12,( )
要有解析
问题解答:
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