a星算法 神经网络编程，对于空地左键单击后会产生障碍，对障碍左键单击会消除障碍，对于起点，两次左键盘单击会消除起点，如果不存在起点，单击右键会产生起点，如果存在起点不存在终点，单击右键会产生终点，如果既存在起点又存在终点，单击右键会消除终点，点击开始寻路回画出路径-a star algorithm neural network programming, for the vacant left-click will create an obstacle on the obstacle left-click will remove the obstacles, the starting point, the two left-click on the keyboard will eliminate a starting point, if there is no point, right-click will generate a starting point, if there is no end point, right-click will produce the end, if there is only a starting point and end point exists, right-click will remove the end, click on the path began to find its way back to draw