请问这段程序有啥问题？

public class Person {

String name;

public Person(String personName) {
    name = personName;
}

public String greet(String yourName) {
    return String.format("Hi %s, my name is %s", name, yourName);
}

}

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name 和 yourName 位置反了

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personName 和 yourname 有些重复吧