I applied for new grad 2022 position in facebook and appeared for 45min phone interview.\n\nQuestion 1: I was asked to find path from start(0,0) to end in the matrix avoiding the obstacles and appending the coordinates.\nI find the approach to be recursion with backtracking.\ne.g  0 0 1\n\t   1 0 1\n\t   0 0 0\n\t  \nCorodinates are:- (0,0),(0,1),(1,1),(2,1),(2,2)\nI could solve only one question. Got rejected!!

I applied for new grad 2022 position in facebook and appeared for 45min phone interview.\n\nQuestion 1: I was asked to find path from start(0,0) to end in the m