sychonet

Run following commands in sequence:

docker network create notification-setting-mongo-network

docker run -d --network notification-setting-mongo-network --name notification-setting-mongo \
	-e MONGO_INITDB_ROOT_USERNAME=admin \
	-e MONGO_INITDB_ROOT_PASSWORD=abc1234 \
	mongo:latest

docker run -it --rm --network notification-setting-mongo-network mongo \

sychonet

// A solution for walls and gates problem on leetcode in golang
package main

import (
	"fmt"
	"math"
)

const EMPTY int = math.MaxInt32
const GATE int = 0

sychonet

/**
 * Return the length of the shortest path between root and target node.
 */
int BFS(Node root, Node target) {
    Queue<Node> queue;  // store all nodes which are waiting to be processed
    Set<Node> visited;  // store all the nodes that we've visited
    int step = 0;       // number of steps neeeded from root to current node
    // initialize
    add root to queue;
    add root to visited;

sychonet

/**
 * Return the length of the shortest path between root and target node.
 */
int BFS(Node root, Node target) {
    Queue<Node> queue;  // store all nodes which are waiting to be processed
    int step = 0;       // number of steps neeeded from root to current node
    // initialize
    add root to queue;
    // BFS
    while (queue is not empty) {

sychonet

// Implementation of circular queue
package main

import "fmt"

type MyCircularQueue struct {
	data []int
	head int
	tail int
	size int

sychonet

// Basic implementation for queue
package main

import "fmt"

type queue struct {
	data []int
	head int
}

sychonet

// Min Heap implementation
// We will be performing following operations on the min heap
// a) Add a new element (add)
// b) Fetch top element (peek)
// c) Delete top element (pop)
package main

import "fmt"

type minHeap struct {

sychonet

// Max Heap implementation
// We will be performing following operations on the max heap
// a) Add a new element (add)
// b) Fetch top element (peek)
// c) Delete top element (pop)
package main

import "fmt"

type maxHeap struct {