1354 - IP Checking

#include <bits/stdc++.h>
typedef long long int ll;
using namespace std;
ll convert (string a)
{
    ll res= 0;
 
    for(int i = 0; i < a.size(); i++)
    {
        res =2  * res  +  a[i] - 48;
    }
 
    return res;
}
typedef long long int ll;
int main()
{
    string s , s1;
    int tes;
    int o = 0;
    cin>> tes;
    getchar();
    while(tes--)
    {
        o++;
        getline(cin , s);
        getline(cin,s1);
        vector <string> vs , vk;
        vector<ll> vp , vt;
        string temp = "";
        for(int i = 0; i < s.length(); i++)
        {
            if(s[i] != '.')
                temp += s[i];
 
            if(s[i] == '.')
            {
                vs.push_back(temp);
                temp = "";
            }
        }
        temp = "";
        reverse(s.begin(), s.end());
        for(int i = 0; i < vs.size(); i++)
        {
            if(s[i] == '.')
                break;
            temp += s[i];
        }
        reverse(temp.begin(), temp.end());
        vs.push_back(temp);
        temp = "";
          for(int i = 0; i < s1.length(); i++)
        {
            if(s1[i] != '.')
                temp += s1[i];
 
            if(s1[i] == '.')
            {
                vk.push_back(temp);
                temp = "";
            }
        }
        temp = "";
        reverse(s1.begin(), s1.end());
        for(int i = 0; i < s1.length(); i++)
        {
            if(s1[i] == '.')
                break;
            temp += s1[i];
        }
        reverse(temp.begin(), temp.end());
        vk.push_back(temp);
        temp = "";
        for(int i = 0; i < vs.size(); i++)
        {
          ll sum = 0;
          for(int k = 0; k < vs[i].size(); k++)
          {
              sum = sum * 10 + vs[i][k] - 48;
          }
          vp.push_back(sum);
        }
        for(int i = 0; i < vk.size(); i++)
        {
            vt.push_back(convert(vk[i]));
        }
        int c = 0;
        for(int i = 0; i < vt.size(); i++)
        {
            if(vp[i] == vt[i])
                c++;
        }
        if(c == vt.size())
            printf("Case %d: Yes\n",o);
        else
            printf("Case %d: No\n", o);
     vt.clear();
     vs.clear();
     vp.clear();
     vk.clear();
    }
 
}