backtracking

1. (злічуване, незлічуване)The act of one who, or that which, backtracks; a retracing of one's steps.

2. (злічуване, незлічуване)The usage of a runway as a taxiway, especially at private strips and smaller airports.

3. (злічуване, незлічуване)The act of building all possible solutions to a problem incrementally, abandoning any candidate solution if it cannot lead to a valid solution.

   backtracking algorithm

правильне