java试题-下面是People和Child类的定义和构造方法，每个构造方法都输出编号。在执行new Child("mike")的时候都有哪些构造方法被顺序调用？请选择输出结果
class People {
String name; public People() {
System.out.print(1);
} public People(String name) {
System.out.print(2); this.name = name;
}
} class Child extends People {
People father; public Child(String name) {
System.out.print(3); this.name = name;
father = new People(name + ":F");
} public Child() {
System.out.print(4);
}
}
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