Sum and Prod

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    import numpy as np
    
    n,m=(map(int, input().split()))
    l=[]
    for i in range(n):
      (l.append(list(map(int, input().split()))))
    ar=np.array(l)
    s=np.sum(ar,axis=0)
    p=np.prod(s)
    print(p)