import java.util.*;

public class duplicate_bracket {

public static void main(String[] args) {

// TODO Auto-generated method stub

Scanner input=new Scanner(System.in);

String str=input.nextLine();

Stack<Character>st=new Stack<>();

for(int i=0;i<str.length();i++)

{

char ch=str.charAt(i);

if(ch==')')

{

if(st.peek()=='(')

{

System.out.println("True");

return;

}

else {

while(st.peek() !='(' )

{

st.pop();

}

st.pop();

}

}

else {

st.push(ch);

}

}

System.out.println("false");

}

}