This is done so to avoid backtracking.
这样做是为了避免走回头路。
Of course, the planet really isn't backtracking; it just looks as though it is.
当然，它并不是真的倒退运行了，只是看起来如此而已。
The backtracking mechanism is an important facility for logic programming.
回溯机制是逻辑程序设计的重要设施。
The backtracking mechanism is an important facility for programming in logic.
回溯机制是逻辑程序设计的重要设施。
Eight queens problem is an ancient and well-known problem, backtracking algorithm is a typical example.
八皇后问题，是一个古老而著名的问题，是回溯算法的典型例题。
Eight queens problem is an ancient and well-known problem, backtracking algorithm is a typical example.
八皇后问题，是一个古老而著名的问题，是回溯算法的典型例题。
应用推荐