In the following 4x4 grid, each of the capital letters represents a different base ten digit from 0 to 9, such that the sum of each of the four columns as well as the sum of each of the four rows is ET.
E L M S
R E I N
A N T I
S T E P
Determine the respective minimum value and the maximum value of ET.
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In the following 4x4 grid, each of the capital letters represents a different base ten digit from 0 to 9, such that the sum of each of the four columns as well as the sum of each of the four rows is ET.
Determine the respective minimum value and the maximum value of ET.
Note: ET represents the number 10*E + T.
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