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#include <iostream>
#include <queue>
#include<math.h>
using namespace std;
 
class node
{
public:
    int data;
    node *left;
    node *right;
 
    node(int d)
    {
        data = d;
        left = NULL;
        right = NULL;
    }
};
 
node *build(string s)
{
    if (s == "true")
    {
        int d;
        cin >> d;
        node *root = new node(d);
        string l;
        cin >> l;
        if (l == "true")
        {
            root->left = build(l);
        }
        string r;
        cin >> r;
        if (r == "true")
        {
            root->right = build(r);
        }
        return root;
    }
    return NULL;
}
 
pair<int,bool> isHeightBalancedOptimised(node *root)
{   
    // Write your code here
    pair<int,bool>p;
    if(root == NULL){
        p.first = 0;
        p.second = true;
    }
    pair<int,bool>left = isHeightBalancedOptimised(root->left);
    pair<int,bool>right = isHeightBalancedOptimised(root->right);
 
    p.first = max(left.first,right.first)+1;
    if(abs(left.first-right.first)<=1 && left.second && right.second){
        p.second = true;
    }else{
        p.second = false;
    }
    return p;
}
 
int main()
{
    node *root = build("true");
 
    cout << boolalpha << isHeightBalancedOptimised(root).second;
 
    return 0;
}
 

Main.java:1: error: illegal character: '#'
#include <iostream>
^
Main.java:1: error: class, interface, or enum expected
#include <iostream>
         ^
Main.java:2: error: illegal character: '#'
#include <queue>
^
Main.java:3: error: illegal character: '#'
#include<math.h>
^
Main.java:8: error: illegal start of type
public:
      ^
Main.java:10: error: <identifier> expected
    node *left;
        ^
Main.java:10: error: <identifier> expected
    node *left;
              ^
Main.java:11: error: <identifier> expected
    node *right;
        ^
Main.java:11: error: <identifier> expected
    node *right;
               ^
Main.java:21: error: class, interface, or enum expected
node *build(string s)
^
Main.java:26: error: class, interface, or enum expected
        cin >> d;
        ^
Main.java:27: error: class, interface, or enum expected
        node *root = new node(d);
        ^
Main.java:28: error: class, interface, or enum expected
        string l;
        ^
Main.java:29: error: class, interface, or enum expected
        cin >> l;
        ^
Main.java:30: error: class, interface, or enum expected
        if (l == "true")
        ^
Main.java:33: error: class, interface, or enum expected
        }
        ^
Main.java:35: error: class, interface, or enum expected
        cin >> r;
        ^
Main.java:36: error: class, interface, or enum expected
        if (r == "true")
        ^
Main.java:39: error: class, interface, or enum expected
        }
        ^
Main.java:41: error: class, interface, or enum expected
    }
    ^
Main.java:43: error: class, interface, or enum expected
}
^
Main.java:49: error: class, interface, or enum expected
    if(root == NULL){
    ^
Main.java:51: error: class, interface, or enum expected
        p.second = true;
        ^
Main.java:52: error: class, interface, or enum expected
    }
    ^
Main.java:54: error: class, interface, or enum expected
    pair<int,bool>right = isHeightBalancedOptimised(root->right);
    ^
Main.java:56: error: class, interface, or enum expected
    p.first = max(left.first,right.first)+1;
    ^
Main.java:57: error: class, interface, or enum expected
    if(abs(left.first-right.first)<=1 && left.second && right.second){
    ^
Main.java:59: error: class, interface, or enum expected
    }else{
    ^
Main.java:61: error: class, interface, or enum expected
    }
    ^
Main.java:63: error: class, interface, or enum expected
}
^
Main.java:69: error: class, interface, or enum expected
    cout << boolalpha << isHeightBalancedOptimised(root).second;
    ^
Main.java:71: error: class, interface, or enum expected
    return 0;
    ^
Main.java:72: error: class, interface, or enum expected
}
^
33 errors

Standard output is empty