S 0 for i in range n

S 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range n
S 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range n
S 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range nS 0 for i in range n