Dict={}
    start = time.time()
    d=x.shape[1]
    N=x.shape[0]
    C=1
#G[:N,d:d+N]=np.diag(np.diag(-1*np.ones((N,N))))
    q=C*np.ones(N+d)
    q[0:d]=0
    P=np.zeros((N+d,N+d))
    P[:d,:d]=np.diag(np.diag(np.ones((d,d))))
    h=np.zeros(2*N)
    h[:N]-=np.ones(N)
    G=np.zeros((N+N, d+N))
    G[:N,d:d+N]=np.diag(np.diag(-1*np.ones((N,N))))
    G[N:2*N,d:d+N]=np.diag(np.diag(-1*np.ones((N,N))))
    e=x.transpose()*y
    G[:N,:d]=e.transpose()

    S=qp(matrix(P), matrix(q), matrix(G), matrix(h))
   # print(S['primal objective'])
   # print(S['dual objective'])
    finish=time.time()