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asiseeit/iStockphoto. A maze procedure is a surgery used to control atrial fibrillation, or a-fib, a heart condition where the heart rhythm is irregular. If it can't be controlled by medication or other treatments, a maze procedure may be an appropriate treatment.
Let us discuss Rat in a Maze as another example problem that can be solved using Backtracking. A Maze is given as N*N binary matrix of blocks where source block is the upper left most block i.e., maze[0][0] and destination block is lower rightmost block i.e., maze[N-1][N-1].