[REFACTOR] [Hacker Rank] Interview Preparation Kit: Dictionaries and Hashmaps: Count Triplets. Adjusted the interface to match what hackerrank expects.

Author: Gonzalo Diaz

src/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/count_triplets_1_bruteforce.test.ts

@@ -1,7 +1,7 @@
 import { describe, expect, it } from '@jest/globals';
 import { logger as console } from '../../../logger';
 
-import { countTriplets } from './count_triplets_1_bruteforce';
+import CountTriplets from './count_triplets_1_bruteforce';
 
 import SMALL_TEST_CASES from './count_triplets_1.small.testcases.json';
 
@@ -10,7 +10,7 @@ describe('count_triplets_1', () => {
     expect.assertions(4);
 
     SMALL_TEST_CASES.forEach((test) => {
-      const answer = countTriplets(test.input, test.r);
+      const answer = CountTriplets.countTriplets(test.input, test.r);
 
       console.debug(
         `countTriplets(${test.input.toString()}, ${test.r}) solution found: ${answer}`

src/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/count_triplets_1_bruteforce.ts

@@ -4,7 +4,7 @@
  */
 import { logger as console } from '../../../logger';
 
-export function countTriplets(arr: number[], ratio: number): number {
+function countTriplets(arr: number[], ratio: number): number {
   const size = arr.length;
   let counter = 0;
 

src/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/count_triplets_1_optimized.test.ts

@@ -1,7 +1,7 @@
 import { describe, expect, it } from '@jest/globals';
 import { logger as console } from '../../../logger';
 
-import { countTriplets } from './count_triplets_1_optmized';
+import CountTriplets from './count_triplets_1_optmized';
 
 import SMALL_TEST_CASES from './count_triplets_1.small.testcases.json';
 import BIG_TEST_CASES from './count_triplets_1.big.testcases.json';
@@ -11,7 +11,7 @@ describe('count_triplets_1 (optimized)', () => {
     expect.assertions(4);
 
     SMALL_TEST_CASES.forEach((test) => {
-      const answer = countTriplets(test.input, test.r);
+      const answer = CountTriplets.countTriplets(test.input, test.r);
 
       console.debug(
         `countTriplets(${test.input.toString()}, ${test.r}) solution found: ${answer}`
@@ -25,7 +25,7 @@ describe('count_triplets_1 (optimized)', () => {
     expect.assertions(1);
 
     BIG_TEST_CASES.forEach((test) => {
-      const answer = countTriplets(test.input, test.r);
+      const answer = CountTriplets.countTriplets(test.input, test.r);
 
       console.debug(
         `countTriplets(${test.input.toString()}, ${test.r}) solution found: ${answer}`

src/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/count_triplets_1_optmized.ts

@@ -3,7 +3,7 @@
  * @see Solution Notes: [[docs/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/count_triplets_1-solution-notes.md]]
  */
 
-export function countTriplets(arr: number[], ratio: number): number {
+function countTriplets(arr: number[], ratio: number): number {
   let triplets = 0;
 
   const aCounter: Record<number, number> = arr.reduce(