write a java program that contains two methods, if, loop, 2-dimentional array. And write such program. code example

Example 1: two dimensional array in java example program

int[][] a = new int[3][4];

Example 2: declaring 3d arrays

int test[2][3][4] = {
    {{3, 4, 2, 3}, {0, -3, 9, 11}, {23, 12, 23, 2}},
    {{13, 4, 56, 3}, {5, 9, 3, 5}, {3, 1, 4, 9}}}