Consider the algorithm INSERTIONSORT shown below, where n is the length of array A. What is...

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Consider the algorithm INSERTIONSORT shown below, where n is the length of array A. What is the worst case time complexity (using Big-Oh) of this algorithm? Justify your answer. Algorithm INSERTIONSORT (A, n) key =A[j] i=j-1 1: for j 1 ton-1 2: 3: 4: 5: 6: 7: while i > 0 and A[i] > key A[i + 1] = A[i] i=i-1 A[i + 1] = key Consider the algorithm INSERTIONSORT shown below, where n is the length of array A. What is the worst case time complexity (using Big-Oh) of this algorithm? Justify your answer. Algorithm INSERTIONSORT (A, n) key =A[j] i=j-1 1: for j 1 ton-1 2: 3: 4: 5: 6: 7: while i > 0 and A[i] > key A[i + 1] = A[i] i=i-1 A[i + 1] = key