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来自「浙江大学计算机学院数据结构课程的教学课件」· HTM 代码 · 共 45 行
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<b><font face="Arial, Helvetica, sans-serif" size="5" color="#FF0000">5.4 Binary Tree Operations</font><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">
(1) <font color="#FF0000">Copy Binary trees</font>
tree_pointer <font color="#FF0000">copy</font>( tree_pointer original)
<i><font size="3" color="#CC0099">/* this function returns a tree_pointer to an exact copy of the
original tree */</font></i>
{ tree_pointer temp;
if (original) {
temp = (tree_pointer) malloc (sizeof(node));
if (IS_FULL( temp )){
fprintf (stderr, "The memory is full \n");
exit(1);
}
temp->left_child = copy(original->left_child);
temp->right_child = copy(original->right_child);
temp->data = original->data;
return temp;
}
return NULL;
}
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