The point at left and right partition position to add 21 is Left position is 1 and right position is 7.
The Algorithm for Merge Sort operations are:
Hence, The point at left and right partition position to add 21 is Left position is 1 and right position is 7.
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Left position is 2 and right position is 6
Left position is 1 and right position is 7
Left position is 4 and right position is 7
Left position is 2 and right position is 5
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