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Java继承的使用
public class People {
protected int age;
protected String name;
public People(int age,String name) {
this.age=age;
this.name=name;
}
}
public class Student extends People{
public Student(int age,String name) {
super(age,name);
}
}

Java输入整数然后输入字符或者字符串会导致语句跳过的问题,如何避免?
比如:
//这样就不会跳过了
Scanner scanner=new Scanner(System.in);
int t=scanner.nextInt();
Scanner sc=new Scanner(System.in);
String n=sc.nextLine();
//如果是这样的话,那么很可能会跳过
Scanner scanner=new Scanner(System.in);
int t=scanner.nextInt();
String n=scanner.nextLine();

posted @ 2020-10-28 06:59  禁小呆  阅读(45)  评论(0)    收藏  举报