java:这是什么意思:obtainMarks = se.nextInt();

Question

我是 Java 编程的初学者，我想知道:它的含义或功能是什么: 获得的标记 = se.nextInt(); 在此代码中:

package ifstatment;

import java.util.Scanner;

public class Ifstatment {

    public static void main(String[] args) {
    int obtainedMarks ;
    int passingMarks;
    String  grade;
    Scanner se = new Scanner(System.in);
    System.out.println("Enter your scoor");
    passingMarks = 40 ;
    obtainedMarks = se.nextInt();
    if (obtainedMarks >= passingMarks ){
        if (obtainedMarks > 90)
            grade = "A";
        else if (obtainedMarks > 75)
            grade = "B";
                    else if (obtainedMarks > 65)
             grade =  "C";
        else
            grade ="D";
            System.out.println("You passed the exam and your grade is"+ grade);

    } else {
        grade = "F";
        System.out.println("You failed in thee exam and your grade is " + grade);
    }
    } 
}

Answer 1

您正在从控制台读取一个 int 并将其保存到 obtainedMarks 变量中。

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