Node lr = lts[i];
Trace("strings-card") << "Number of strings with length equal to " << lr << " is " << cols[i].size() << std::endl;
// size > c^k
- double k = cols[i].size() < cardinality? 0.0 : ( std::log( cols[i].size() ) / log((double) cardinality) );
+ double k = (int)cols[i].size() < cardinality ? 0.0 : (std::log((double) cols[i].size() ) / log((double) cardinality));
unsigned int int_k = (unsigned int) k;
//double c_k = pow ( (double)cardinality, (double)lr );
if( cols[i].size() > 1 ) {