Update the elements of the vector
arr [ 7 ] -= arr [ 6 ] NEW_LINE arr [ 5 ] -= arr [ 7 ] NEW_LINE arr [ 4 ] -= arr [ 5 ] NEW_LINE arr [ 1 ] -= ( arr [ 2 ] + arr [ 4 ] + arr [ 0 ] ) NEW_LINE arr [ 3 ] -= arr [ 8 ] NEW_LINE arr [ 9 ] -= ( arr [ 5 ] + arr [ 6 ] + arr [ 8 ] ) NEW_LINE