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import numpy
N, M = list(map(int, input().split()))
my_array = numpy.array([input().strip().split()[:M] for _ in range(N)], dtype=numpy.int32)
print(numpy.prod(numpy.sum(my_array, axis=0)))
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Sum and Prod
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import numpy N, M = list(map(int, input().split())) my_array = numpy.array([input().strip().split()[:M] for _ in range(N)], dtype=numpy.int32) print(numpy.prod(numpy.sum(my_array, axis=0)))