private int CountMergeCells(CellRange cells)
{
var c = cells[0];
var mcs = c.GetMergedRanges();
int rowCount = mcs[0].RowCount;
//int column = c.ColumnIndex;
//int row = c.RowIndex;
string label = cells.GetReferenceA1(); //["Range"];
return(rowCount);
}