C++实现LS文法，能直接运行，输入迭代次数，能够对蕨类、草等植物进行模拟-C++ LS grammar can be run directly enter the number of iterations, ferns, grasses and other plants to simulate

javascr ipt实现巴恩斯利蕨。用一个动画的过程生成的蕨类植物。-Javascr ipt implementation barnsley fern. Generated by a process of animation of the ferns.