#include <string>

enum { Continue, Won, Lost, Invalid };


int lookup( std::string str )
{
    const int elems = 3;
    std::string arr[elems] = { "Continue", "Won", "Lost" };
    for( int i(0); i!=elems; ++i )
        if( arr[i]  == str )
            return i;

    return Invalid;
}

int main()
{
    int i = lookup("Won");

    switch( i )
    {
    case Continue:
        //do something for Continue
        break;
    case Won:
        //Do something for Won
        break;
    case Lost:
        //Do something for Lost
        break;
    }
}