java Java Stdin和Stdout（＃1）.java

Posted 2021-05-08

import java.util.*;

public class Solution {

    public static void main(String[] args) throws IOException {
        FileReader fileReader = new FileReader(new File("src/PracticeInput.txt"));
        BufferedReader br = new BufferedReader(fileReader);
        while ((line = br.readLine()) != null) {
          // ... 
        }
        int a = scan.nextInt();
        int b = scan.nextInt();
        int c = scan.nextInt();

        System.out.println(a);
        System.out.println(b);
        System.out.println(c);
    }
}

import java.util.*;

public class Solution {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int a = scan.nextInt();
        int b = scan.nextInt();
        int c = scan.nextInt();
        
        while (scan.hasNext()) {
            //...
        }
        System.out.println(a);
        System.out.println(b);
        System.out.println(c);
    }
}