import math
class Matrice:
  def __init__(self):
    self.__body=[]

  def MatriceInitL( self,L):
    n=int(math.sqrt(len(L)))
    for i in range(n):
      x=[]
      for j in range(n):
        x.append(L[i*n+j])
      self.__body.append(x)

  def MatricePrintS(self):
    n=len(self.__body)
    print("[")
    for il in range (n):
      print(" [")
      for iC in range (n):
        print(" ",self.__body[il][iC],", ", end =" ")
      if il<n-1:
        print(" ],")
      else:
        print(" ]")
    print("]")

  def MatriceDim(self):
    return len(self.__body[0])

  def MatriceModifier(self, i, j, v):
    self.__body[i][j]=v

  def MatriceValue(self,i,j):
    return self.__body[i][j]

L=eval(input("L="))
#L=[1,2,3,1,2,3,1,2,3,1,0,1,1,1,0,1,1,1,4,2,4,4,2,4,4]
def MatriceListe(L):
 M=Matrice()#M est du type Matrice
 M.MatriceInitL(L)#On initialise M grace a L
 M.MatricePrintS()#On affiche M
 return M

M=MatriceListe(L)#On stocke la matrice sous la variable M, pour l utiliser apres

def SommeProduit(M):
  n=M.MatriceDim()
  L=[]
  S=0
  P=1
  for i in range (n):
    for j in range (n):
      if i==n-j-1:
        L.append (M.MatriceValue(i,j))
        S=S+L[i]
        P=P*L[i]
  return ("Somme=", S,"Produit=", P)


print (SommeProduit(M))