Question: 7. Prove the following program is correct: {n > 0} count = n; sum = 0; while count 0 do end sum = sum

7. Prove the following program is correct: {n > 0} count =

 

7. Prove the following program is correct: {n > 0} count = n; sum = 0; while count 0 do end sum = sum + count; count = count - 1; {sum 1+2+...+n}

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