Chef and the Queue at the Buffet

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During a break in the buffet of the scientific lyceum of the Kingdom of Chefland, there was formed a queue of n high school students numbered from 1 to n. Initially, each student i is on position i. Each student i is characterized by two numbers — ai and bi. Dissatisfaction of the person i equals the product of ai by the number of people standing to the left of his position, add the product bi by

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solution.cppC++17

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