集装箱优化：集装箱外部尺寸长40米，宽20米，能够存放长方形、正方形、三角形等不同形状的货物，要求装入两种或两种以上不同形状的货物，使集装箱所剩的空间越小越好。-Container Optimization: Container External dimensions 40 meters long, 20 meters wide, can be stored in rectangular, square, triangular, etc. different shapes of goods, requiring two or more into different shapes of goods, so that the smaller the container remaining space good.