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import numpy as np

a = np.array([[1.4057971 , 1.44927536, 1.52173913, 1.68115942, 1.75362319], [1.4057971 , 1.55072464, 1.55072464, 0.72463768, 0.82608696],[0.92753623, 1.49275362, 1.57971014, 1.4057971 , 1.52173913], [1.56521739, 0.66666667, 1.43478261, 1.60869565, 1.57971014]])
b = np.full((4, 5), 69, dtype=int)

''.join(np.rint(np.multiply(a, b)).astype(int).reshape(-1).view('c').astype(str))

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