下列语句序列执行后,j的值是______。 public class ex2 { public static void main(String[] args) { int j=2, i=5; while( j<i--) j++; System.out.println(j); } }A.3B.2C.4D.5
下列语句序列执行后,j的值是______。 public class ex2 { public static void main(String[] args) { int j=2, i=5; while( j<i--) j++; System.out.println(j); } }
A.3
B.2
C.4
D.5
相关考题:
下面语句执行后,i的值是______。 public class Test11 { public static void main(String[] args) { int i=0; for( int j=10; j>5i<5; j-=3,i+=2 ) { i=i+j; } System.out.println (i); } }A.10B.9C.8D.12
下列程序执行后的结果是______。public class ex24{public static void main(String[] args){int j=10;a1: for(int i=3;i>0;i--){j-=i;int m=l;a2: while (m<j){if (i<=m)continue a1;j/=m++;}}System.out.println(j);}}下列嵌套的循环程序执行后,结果是______。 public class ax25 { public static void main(String[] args) { int sum=0; for(int i=0;i<=5;i++) { for(int j=10;j>3*i;j--) { sum+=j*i; } } System.out.println(sum); } }A.136B.127C.147D.153
下列语句执行后,i的值是( )。 public class Test { public static void main(String[ ] args) { int i =0; for(int j=10; j>5i<5; j-=3,i+=2) i=i+j; System.out.println(i); } }A.8B.9C.10D.12
阅读以下说明和Java程序,填写程序中的空(1)~(6),将解答写入答题纸的对应栏内。【说明】以下Java代码实现一个简单绘图工具,绘制不同形状以及不同颜色的图形。部分接口、类及其关系如图5-1所示。【Java代码】interface?DrawCircle?{? //绘制圆形 public(1) ;}class?RedCircle?implements?DrawCircle?{? ?//绘制红色圆形???????public?void?drawCircle(int?radius,intx,?int?y)??{????????????System.out.println("Drawing?Circle[red,radius:"?+?radius?+",x:"?+?x?+?",y:"?+y+?"]");???????}}class?GreenCircle?implements?DrawCircle?{????//绘制绿色圆形??????public?void?drawCircle(int?radius,?int?x,int?y)?{???????????System.out.println("Drawing?Circle[green,radius:"?+radius+",x:?"?+x+?",y:?"?+y+?"]");??????}}abstract?class?Shape?{????//形状? protected? ? (2)???;? ? public?Shape(DrawCircle?drawCircle)?{? ?this.drawCircle=?drawCircle;? ? ? public?abstract?void?draw();}class?Circle?extends?Shape?{? //圆形? ?private?int?x,y,radius;? public?Circle(int?x,int?y,intradius,DrawCircle?drawCircle)?{? ?(3)???;? this.x?=?x;? ? ? this.y?=?y;? ?this.radius?=radius;? }? ? ?public?void?draw()?{? ? drawCircle.? ?(4)? ?;? ? ? }}public?class?DrawCircleMain?{? public?static?void?main(String[]?args)?{? Shape?redCircle=new?Circle(?100,100,10,? (5) );//绘制红色圆形? Shape?greenCircle=new?Circle(200,200,10,(6) );//绘制绿色圆形? ?redCircle.draw(); greenCircle.draw();? ?}}
16、下列语句执行完了后,count的值是__________________________________。 public static void Main(string []args) { int count=0; for(int i=0;i<10000;i++) { if(i%3==0 i%7==0) { count++; if(i>=200) { break; } } } }