Hel java

Question

int[][] r = new int[2];
Answer: Invalid

int[] x = new int[];
Answer: Invalid

What is the correct , i just know it’s not correct

Answer 1

You need to specify dimension of the array

int[ ] [ ]= new int[ 3 ][ 5 ];
// 3 rows, with 5 columns each

int[ ] x = new int[ 10 ];
// 1 row of 10 columns