Combine the for loops and the number of loops completed in them. for (int y = 10; y >=9; y--) 2 for (int z = 5; z < 8; z++) 3 for (int i=0; i<4; i++) 4 for (int xx = 10; xx > 5; xx--) 5 for (int j = 1; j < 8; j++) 7