Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Create a Go program to implement a simple publish-subscribe model using channels.

Medium

Problem Statement

Create a Go program to implement a simple publish-subscribe model using channels.

Sample Input

Subscribers listen for messages on a channel.

Sample Output

Subscriber 2 received: Hello
Subscriber 2 received: World
Subscriber 2 received: From
Subscriber 2 received: Publisher

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
package main import "fmt" func publisher(ch chan string) { // Send messages to the channel } func subscriber(ch chan string, id int) { // Receive and print messages from the channel } func main() { // Set up publisher and subscribers }
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Input
Subscribers listen for messages on a channel.
Expected Output
Subscriber 2 received: Hello
Subscriber 2 received: World
Subscriber 2 received: From
Subscriber 2 received: Publisher