void THGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col, THLongTensor *deg);

void THByteGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                  THLongTensor *deg, THByteTensor *weight);
void THCharGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                  THLongTensor *deg, THCharTensor *weight);
void THShortGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                   THLongTensor *deg, THShortTensor *weight);
void THIntGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                 THLongTensor *deg, THIntTensor *weight);
void THLongGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                  THLongTensor *deg, THLongTensor *weight);
void THFloatGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                   THLongTensor *deg, THFloatTensor *weight);
void THDoubleGreedy(THLongTensor *cluster, THLongTensor *row, THLongTensor *col,
                    THLongTensor *deg, THDoubleTensor *weight);