java 流程语句

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<span style="font-size:12px;">class Lesson22 {    public static void main(String [] args )    {        int x=6;        /*        if (x<3)        {            System.out.println("x<3");            System.out.println("ek");        }        else if(x>=3)             System.out.println("x>=3");        int y;        */                        /*         * if(x>0)            y=x        else {            y=-x*/        /*y=x>0?x:-x;        if(x==1)        {            if(y==1)            {                System.out.println("x==1,y==1");            }            else {                System.out.println("x==1,y!=1");            }        }        else if(x>3)            if(y==1)            {                System.out.println("x==1,y==1");            }            else {                System.out.println("x==1,y!=1");                    }        */                /*        x=1;        switch (x) {            case 1:                System.out.println("Switch1");            case 2:                System.out.println("Switch2");                break;            case 3:            case 4:                System.out.println("3,4");                break;            default:                System.out.println("other");                break;        }        */        /*do        {        x =System.in.read();        while(x!='q')        {            System.out.println((char)x);                x=System.in.read();            while (x!='q');                            }        */                /*int i=0;        for( ;i<10;i++)        {            System.out.println(i);        }        //==================        for(int u=0;u<10;u++)        {            System.out.println(u);        }                int i=0;        for( ;i<10;i++)        {            System.out.println(i);        }        */                int i=0;        /*        for(;;)        {            if(i>=10)                break;            System.out.println(i);            i++;        }        */                for(i=0;i<10;i++)        {            if(i%2==0)                continue;            System.out.println(i);                                    }    }}</span>
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