Tag Archives: interval

Number of Airplane in the sky

This problem is from lintcode. Given an interval list which are flying and landing time of the flight. How many airplanes are on the sky at most? Have you met this question in a real interview? Yes Example For interval list [[1,10],[2,3],[5,8],[4,7]], return 3 Note If landing and flying happens at the same time, we… Read More »