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#include <bits\stdc++.h>
#include <conio.h>
#include <iostream>
using namespace std;
typedef long long ll;
#define all(x) (x.begin(),x.end())
#define pair(x,y) make_pair(x,y)
#define itr(x,y) x<y>::iterator
#define pause system("pause");
//next_permutation(v.begin(), v.end())
void fast()
{
	ios_base::sync_with_stdio(0);
	cin.tie(NULL); cout.tie(NULL);
}
void main()
{
	long long n;
	cin >> n;
	if (n % 2 == 0)
		cout << "No";
	else
	{
		string s = "";
		while (n > 0)
		{
			if (n % 2 == 0)
				s = '0' + s;
			else s = '1' + s;
			n /= 2;
		}
		for (int i = 0; i <= s.length() / 2; i++)
		{
			if (s[i] != s[s.length() - i - 1])
			{
				cout << "No";
				break;
			}
			else if (s[i] == s[s.length() - i - 1] && i == s.length() / 2)
			{
				cout << "Yes";
				break;
			}
		}
	}
}

Main.java:1: error: illegal character: '#'
#include <bits\stdc++.h>
^
Main.java:1: error: class, interface, or enum expected
#include <bits\stdc++.h>
         ^
Main.java:1: error: illegal character: '\'
#include <bits\stdc++.h>
              ^
Main.java:2: error: illegal character: '#'
#include <conio.h>
^
Main.java:3: error: illegal character: '#'
#include <iostream>
^
Main.java:5: error: class, interface, or enum expected
typedef long long ll;
^
Main.java:6: error: illegal character: '#'
#define all(x) (x.begin(),x.end())
^
Main.java:6: error: class, interface, or enum expected
#define all(x) (x.begin(),x.end())
        ^
Main.java:7: error: illegal character: '#'
#define pair(x,y) make_pair(x,y)
^
Main.java:8: error: illegal character: '#'
#define itr(x,y) x<y>::iterator
^
Main.java:9: error: illegal character: '#'
#define pause system("pause");
^
Main.java:11: error: class, interface, or enum expected
void fast()
^
Main.java:14: error: class, interface, or enum expected
	cin.tie(NULL); cout.tie(NULL);
	^
Main.java:14: error: class, interface, or enum expected
	cin.tie(NULL); cout.tie(NULL);
	               ^
Main.java:15: error: class, interface, or enum expected
}
^
Main.java:19: error: class, interface, or enum expected
	cin >> n;
	^
Main.java:20: error: class, interface, or enum expected
	if (n % 2 == 0)
	^
Main.java:22: error: class, interface, or enum expected
	else
	^
Main.java:25: error: class, interface, or enum expected
		while (n > 0)
		^
Main.java:29: error: class, interface, or enum expected
			else s = '1' + s;
			^
Main.java:30: error: class, interface, or enum expected
			n /= 2;
			^
Main.java:31: error: class, interface, or enum expected
		}
		^
Main.java:32: error: class, interface, or enum expected
		for (int i = 0; i <= s.length() / 2; i++)
		                ^
Main.java:32: error: class, interface, or enum expected
		for (int i = 0; i <= s.length() / 2; i++)
		                                     ^
Main.java:37: error: class, interface, or enum expected
				break;
				^
Main.java:38: error: class, interface, or enum expected
			}
			^
Main.java:42: error: class, interface, or enum expected
				break;
				^
Main.java:43: error: class, interface, or enum expected
			}
			^
28 errors

Standard output is empty