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#include<bits/stdc++.h>
using namespace std;
bool balancing(string str)
{
stack<char> s;
char x;
for(int i=0;i<str.length();i++)
{
if(str[i] == '(' || str[i]=='{' || str[i]=='[')
{
s.push(str[i]);
}
if(s.empty())
{
return false;
}
switch(str[i])
{
case ')':
x=s.top();
s.pop();
if (x=='{' || x=='[')
return false;
break;
case '}':
// Store the top element in b
x = s.top();
s.pop();
if (x=='(' || x=='[')
return false;
break;
case ']':
// Store the top element in c
x = s.top();
s.pop();
if (x =='(' || x == '{')
return false;
break;
}
}
// Check Empty Stack
return (s.empty());
}
int main()
{
string expr = "{()})";
if (balancing(expr))
cout << "Balanced";
else
cout << "Not Balanced";
return 0;
}