白駿2562


質問する
答え
import java.util.Arrays;
import java.util.Scanner;

public class Main {
    
    public static void main(String[] args) {
    
		Scanner sc = new Scanner(System.in);
        
        Integer[] arr = new Integer[9];
		for (int i = 0; i < arr.length; i++) {
            arr[i] = sc.nextInt();
        }
        Integer[] arr2 = arr.clone();
        Arrays.sort(arr);
        int num = arr[arr.length-1];
        int num2 = Arrays.asList(arr2).indexOf(num)+1;
        System.out.println(num);
        System.out.println(num2);
        sc.close();
	}    
}
https://www.delftstack.com/ko/howto/java/java-array-indexof/