CREATE TABLE table_1935 ("Country" TEXT, "Contestant" TEXT, "Age" FLOAT, "Height  ( cm ) " FLOAT, "Height  ( ft ) " TEXT, "Hometown" TEXT)

When valora roucek is the contestant how many heights in centimeters are there?
SELECT COUNT("Height (cm)") FROM table_1935 WHERE "Contestant" = 'Valora Roucek'
SELECT COUNT("Height (cm)") FROM "table_1935" WHERE "Contestant" = 'Valora Roucek'