Is befor Eq After ?

#include <bits/stdc++.h>
using namespace std;

bool beforEqAfter(string s){
    string s1 , s2;

    bool Point = 0;
    for(int i=0 ; i < (int)s.size() ; i++){
            if( s[i] == '.' ){
                Point = 1;
            } else {
                if( Point == 0 )
                        s1 += s[i];
                else if( Point == 1 )
                        s2 += s[i];
            }
    }
    //cout << s1 << ' ' << s2 << endl;

    if( s1.length() != s2.length() ){
            return false;
    } else {
            for(int i=0 ; i < (int)s1.size() ; i++)
                if( s1[i] != s2[i] )
                    return false;
    }
    return true;
}

int main()
{
    string s;
    cin >> s;

    bool Ans = beforEqAfter(s);
    if( Ans == true )
        cout << "YES" << endl;
    else
        cout << "NO" << endl;

    return 0;
}