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Copy pathprintAtlevel.java
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50 lines (45 loc) · 862 Bytes
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class Node
{
int data;
Node left;
Node right;
Node(int data)
{
this.data=data;
left=right=null;
}
}
class BinaryTree{
Node root;
BinaryTree()
{
root = null;
}
BinaryTree(int data)
{
this.root=new Node(data);
}
void print(Node root,int level)
{
if(root==null)
{
return;
}
if(level==1)
{
System.out.print(root.data+" ");
}
print(root.left,level-1);
print(root.right,level-1);
}
}
class printAtlevel{
public static void main(String[] args) {
BinaryTree bt=new BinaryTree(2);
bt.root.left=new Node(3);
bt.root.right=new Node(5);
bt.root.left.right=new Node(9);
bt.root.right.left=new Node(7);
bt.print(bt.root,3);
}
}