Codeforces Round #583 (Div. 1 + Div. 2, based on Olympiad of Metropolises) 1214C - Bad Sequence Solution

 Problem Link :  https://codeforces.com/problemset/problem/1214/C

Solution in C++:

///La ilaha illellahu muhammadur rasulullah

///******Bismillahir-Rahmanir-Rahim******///

///Abul Hasnat  Tonmoy

///Department of CSE,23rd batch

///Islamic University,Bangladesh

#include <bits/stdc++.h>

using namespace std;

int main()

{

    long long n,i,c=0;

    cin>>n;

    string s;

    cin>>s;

    for(i=0; i<s.size(); i++)

    {

        if(s[i]=='(')

            c++;

        else

        {

            c--;

            if(c==-2)

                break;

        }

    }

    if(c==0)

        cout<<"Yes"<<endl;

    else

    cout<<"No"<<endl;

}