URI Online Judge | 2653 Dijkstra solution in cpp

 

uri 2653 solution in cpp

by ujjal roy

#include<bits/stdc++.h>

using namespace std;

main()

{

    vector<string> v;

    string s;

    int r;

    while(cin>>s)

    {

        v.push_back(s);

    }

    sort(v.begin(),v.end());

    r=unique(v.begin(),v.end())-v.begin();

    cout<<r<<endl;

    return 0;

}