HDOJ 1047 One of the first users of BIT s new supercomputer was Chip Diller. He extended his exploration of powers of 3 to go from 0 to 333 and he explored taking various sums of those numbers. ``This supercomputer is great, remarked Chip. ``I o

解三角形，冰火天空软件，6种情况解三角形，包括各边，各角，面积，内切圆，外接圆，三高等三角形特征计算-Solution of triangle, spell sky software, six kinds of solution of triangles, including the edge, angle, area, incircle, circumcircle, three high triangle characteristics calculation

模拟一个机场飞机降落和起飞的过程。内容：一个小飞机场有1条跑道，在天上有一个队列的飞机准备降落，地上有一队列的飞机准备起飞，当然必须等天上的飞机全部降落完后才能开始起飞。-Simulate a process of airport landing and take-off. Content: a small airport one runway, there is a queue in the sky of the plane to land, a queue for the plane ta