Competitive Programming LIST PROBLEM IN THIS REPOSITORY 1. Prime Number (go) 2. Hackerrank Picking Numbers (go) 3. Hackerrank The Time in Words (kotlin) 4. Hackerrank Extra Long Factorials (kotlin) 5. Hackerrank Maximizing XOR (kotlin) 6. Hackerrank Number Line Jumps (kotlin) 7. Hackerrank Apple and Orange (kotlin) 8. Hackerrank Marc's Cakewalk (kotlin) 9. Hackerrank Grading Students (kotlin) 10. Hackerrank Time Conversion (kotlin) 11. Hackerrank Birthday Cake Candles (kotlin) 12. Hackerrank Mini Max Sum (kotlin) 13. Hackerrank Sparse Arrays (go)