對下面的階B樹依次執行下列操作畫出各步操作的結果【合肥工業大學 四 (分)】
()插入 () 插入 () 插入 ()刪除 ()刪除
已知棵 B樹如下(省略外結點)【吉林大學 一 (分)】
對樹(a)請分別畫出先後插入兩個新結點後的樹形;
對樹(b)請分別畫出先後刪除兩個結點後的樹形
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