"Leetcode 347: Heap + Hashtable
Follow up question: create heap with the length of K instead of N (more time complexity but less space )"
Chen J. - "Leetcode 347: Heap + Hashtable
Follow up question: create heap with the length of K instead of N (more time complexity but less space )"See full answer
"public class BoggleBoard {
public static List findWords(char board, Set dictionary) {
int rows = board.length;
int cols = board[0].length;
boolean visited = new booleanrows;
int directions = {{1,0}, {-1,0}, {0,1}, {0,-1}};
List result = new ArrayList();
for(int i=0; i<rows; i++) {
for(int j=0; j<cols; j++) {
dfs(board, visited, i, j, dictionary, "", result, dire"
Aniket G. - "public class BoggleBoard {
public static List findWords(char board, Set dictionary) {
int rows = board.length;
int cols = board[0].length;
boolean visited = new booleanrows;
int directions = {{1,0}, {-1,0}, {0,1}, {0,-1}};
List result = new ArrayList();
for(int i=0; i<rows; i++) {
for(int j=0; j<cols; j++) {
dfs(board, visited, i, j, dictionary, "", result, dire"See full answer