始终错误，求指导！！！

public class HelloWorld{

    public static void main(String[] args) {

    int one=10;

        int two=20;

        int three=0;

        three=one+two;

        System.out.printle("three=one+two==>"+three);

        three+=one;

        System.out.printle("three+=one==>"+three);

        three-=one;

        System.out.printle("three-=one==>"+three);

        thre*=one;

        System.out.printle("three*=one==>"+three);

        three/=one;

        System.out.printle("three/=one==>"+three);

        three%=one;

        System.out.printle("three%=one==>"+three);

}

}