int x = [[1,2,3],[4,5,6]]#[0]#[0];
int y = [[1,2,3],[4,5,6]]#[0,0];

() f() {
    int x = [[1,2,3],[4,5,6]]#[0]#[0];
    int y = [[1,2,3],[4,5,6]]#[0,0];
}