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There are n jobs that need to be processed by computers. Each job i must first...

There are n jobs that need to be processed by computers. Each job i must first run for si minutes on a centralized computer before running for an additional ti minutes on a personal computer (each job has its own personal computer). Think of a way to schedule the order in which jobs should be submitted to the centralized computer so as to minimize the time in which all jobs are completely done processing.

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