sum of array | HackerRank

HackerRank is a popular online platform that provides a variety of coding challenges and assessments to help programmers and developers enhance their skills. It is widely used for coding interviews, competitive programming practice, and skill-based assessments by companies and educational institutions.

Key features of HackerRank include:

Coding Challenges: HackerRank offers a vast collection of coding challenges across different domains such as algorithms, data structures, artificial intelligence, databases, and more. These challenges vary in difficulty levels, allowing users to progress from beginner to advanced levels.

Interview Preparation: The platform is commonly used for technical interview preparation. It provides a simulated environment where users can solve real-world problems that are often encountered in technical interviews.

Domains and Tracks: Users can choose challenges based on specific domains or tracks, including languages like Python, Java, C++, and more. This allows individuals to focus on areas relevant to their interests or career goals.

Competitive Coding: HackerRank hosts various coding competitions and contests, allowing users to compete with others globally. This fosters a sense of community and provides an opportunity for users to challenge themselves against diverse problems.

Skill Certifications: HackerRank offers skill-based certifications that validate proficiency in specific programming languages and technologies. These certifications can be beneficial for job seekers, helping them showcase their expertise to potential employers.

Company-Specific Challenges: Many companies use HackerRank to create and administer coding challenges tailored to their hiring needs. This allows organizations to assess candidates' technical skills effectively.

Learning Resources: In addition to challenges, HackerRank provides tutorials and editorial solutions for many of its problems. This helps users understand different approaches to problem-solving and learn new concepts.

Keep in mind that platforms like HackerRank may evolve and introduce new features over time, so it's recommended to check their official website or other recent sources for the latest information on the platform's offerings.

code in C prograing: 

#include <stdio.h>

#include <string.h>

#include <math.h>

#include <stdlib.h>

int main() {

    int n;

    int arr[100];

    int sum =0;

    scanf("%d",&n);

    for(int i = 0; i<n; i++)

        {

      scanf("%d",&arr[i]);

    }

    for(int i=0; i<n;i++)

        {

        sum += arr[i];

    }

    

    printf("%d",sum);

    return 0;

}

to be continue.......