URI 1911 Help Girafales

#include <bits/stdc++.h>
using namespace std;
int main()
{
    char s[200] , s1[200] , x[200] , x1[200] , s3[200];
    int tes;

    while(cin >> tes)
    {
        if(tes == 0)
            break;
        map < string , string> ms;
        vector <string> vs , vc;
        for(int i = 0; i < tes; i++)
        {
            cin >> s >> s1;

            ms[s] = s1;
        }

        int p , t;
        cin >> p;
        t = p;
        while(p--)
        {
           cin >> x >> x1;
           vs.push_back(ms[x]);
           vc.push_back(x1);

        }
        int ck = 0;
       for(int i = 0; i < vs.size(); i++)
       {
           int c = 0;
         for(int j = 0; j < vs[i].size(); j++)
         {
             if(vs[i][j] == vc[i][j])
                c++;
         }

            if(c + 1 ==  vs[i].size() || c == vs[i].size())
             ck++;

       }
       printf("%d\n",t - ck);

    }
}