A.arr[0] B.arr[1] C.arr[10-1] D.arr[7+3]
以下程序運行后輸出結果是() #define F(m, n) m*n Main() {int x=5, y=3, a1, a2; a1=F(x+y, x-y) ; a2=F(x-y, x+y) ; printf(" %d, %d\n, a1, a2" ) ; }
A.16,16 B.16,-16 C.-7,17 D.17,-7
A.6 B.1 C.9 D.0