There are 10 candles in a house, a gust of wind blows and extinguishes 6 candles, and my mother closes the doors and windows. How many candles are there in the house in the morning.
一个房子里有10支蜡烛，一阵风吹来，灭了6支，妈妈把门窗关好．早上房子里还有多少支蜡烛．
<result>6</result>