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Easy · Brainteasers · Quant Trader interview question · optimization, critical-path, scheduling
Four data engineers need to cross a bridge at night to fix a server. They have only one flashlight. The bridge is narrow and holds at most two people. They must travel at the speed of the slower person. Engineer A: 1 minute Engineer B: 2 minutes Engineer C: 5 minutes Engineer D: 10 minutes What is the minimum time to get everyone across?