0w1

IDDFS

UVA 11214 Guarding the Chessboard ( IDDFS )

UVa Online Judge Store the information of a queen set by the row, column and both diagonals it occupies in order to accelerate the search. A little prune used is to skip decisions that will not occupy any line. #include <bits/stdc++.h> using namespace st</bits/stdc++.h>…