你可能感兴趣的试题
if(x>0)y=1;
else if(x= =0)y=0;
else y=-1; y=0;
if(x>0)y=1;
else if(x<0)y=-1; y = 0;
if (x> = 0)
if (x>0) y = 1;
else y = -1; if ( x > = 0)
if ( x>0)y = 1;
else y = 0;
else y = -1;
Y1RQY2RQY3Y4Y5Y6Y7 Y1aY2aY3Y4Y5Y6Y7 Y1aY2Y3Y4Y5Y6aY7 Y1RQY2Y3Y4Y5Y6RQY7
Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7 Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7 Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7 Y1-RQ-Y2,Y3-Y4-Y5,QR-Y6-Y7
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1
if(x>0)y=1;
else if(x= =0)y=0;
else y=-1; y=0;
if(x>0)y=1;
else if(x<0)y=-1; y = 0;
if (x> = 0)
if (x>0) y = 1;
else y = -1; if ( x > = 0)
if ( x>0)y = 1;
else y = 0;
else y = -1;
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=,a=1
Y1RQY2RQY3Y4Y5Y6Y7 Y1aY2aY3Y4Y5Y6Y7 Y1aY2Y3Y4Y5Y6aY7 Y1RQY2Y3Y4Y5Y6RQY7
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1
Y1RQY2RQY3Y4Y5Y6Y7 Y1aY2aY3Y4Y5Y6Y7 Y1aY2Y3Y4Y5Y6aY7 Y1RQY2Y3Y4Y5Y6RQY7
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1
;
A) x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1
if(x>0)y=1;
else if(x= =0)y=0;
else y=-1; y=0;
if(x>0)y=1;
else if(x<0)y=-1; y = 0;
if (x> = 0)
if (x>0) y = 1;
else y = -1; if ( x > = 0)
if ( x>0)y = 1;
else y = 0;
else y = -1;
(x+1)(x+4)=x2+5x+4 (y+4)(y-5)=y2+9y-20 (m+2)(m-3)=m2-m-6 (x-3)(x-6)=x2-9x+18
Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7 Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7 Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7 Y1-RQ-Y2,Y3-Y4-Y5,Y6-RQ-Y7
x=4,y=4,a=1 x=5,y=5,a=1 x=5,y=4,a=3 x=5,y=4,a=1