public class test {

public static void main(String[] args) {

int array[][] = new int[2][];
array[0] = new int[3];
array[1] = new int[4];

for (int i = 0; i < 2; i++) {
for (int j = 0; j < array[i].length; j++) {

array[i][j] = 0;

}
}
for (int i = 0; i < 2; i++) {
for (int j = 0; j < array[i].length; j++) {
{
System.out.print(array[i][j]
+ ((j == array[i].length - 1) ? "\n" : "\t"));

}

}
}
}
}