datagridview1.currentrow.cells[0].value="0";
datagridview1.currentrow.cells[1].value="1";
datagridview1.currentrow.cells[2].value="2";
datagridview1.currentrow.cells[3].value="3";
datagridview1.currentrow.cells[4].value="4";

datagridview1.currentrow.cells[0].value="0";
datagridview1.currentrow.cells[1].value="1";
datagridview1.currentrow.cells[2].value="2";
datagridview1.currentrow.cells[3].value="3";
datagridview1.currentrow.cells[4].value="4";

也这问题。。。。