SCJP(OCPJP) 考古題解析 第１１題

Given:

class Alligator {
    public static void main(String[] args) {
        int[] x[] = { { 1, 2 }, { 3, 4, 5 }, { 6, 7, 8, 9 } };
        int y[][] = x;
        System.out.print(y[2][1]);
    }
}

What is the result?


A. 2
B. 3
C. 4
D. 6
E. 7
F. Compilation fails.

答案：Ｅ


解析：

int[] x[] ＝ int x[][] ＝ int[][] x