下面程序的输出是______。Main( ){ int x=3 ,y=6,a=0;While(x++!=(y-=1) ){ a+=1;If (y<x) break;}Printf("x=%d,y=%d,a=%d\n",x,y,a);}
A.x=4,y=4,a=1
B.x=5,y=5,a=1
C.x=5,y=4,a=3
D.x=5,y=4,a=1
正确答案是D