실기 Java 문제

public class Exam {
	public static void main(String[] args) {
    
    	int a[][] = {{45, 50, 55}, {89}};
        
        System.out.println(a[0].length);
        System.out.println(a[1].length);
        System.out.println(a[0][0]);
        System.out.println(a[0][1]);
        System.out.println(a[1][0]);
	}
}

 

💡 정답

3

1

45

50

89