1) #define swap(x,y) (x^=y;y^=x;x^=y)
2) #define swap(x,y) ((x)=(x)+(y);(y)=(x)-(y);(x)=(x)-(y))
转载:http://blog.youkuaiyun.com/wpc320/article/details/3030824
1) #define swap(x,y) (x^=y;y^=x;x^=y)
2) #define swap(x,y) ((x)=(x)+(y);(y)=(x)-(y);(x)=(x)-(y))
转载:http://blog.youkuaiyun.com/wpc320/article/details/3030824