chore(docs): add comments

Author: amejiarosario

CONTRIBUTING.md

@@ -165,7 +165,7 @@ Just as in the **subject**, use the imperative, present tense: "change" not "cha
 The body should include the motivation for the change and contrast this with previous behavior.
 
 ### Footer
-The footer should contain any information about **Breaking Changes** and is also the place to
+The footer should contain any information about **BREAKING CHANGES** and is also the place to
 reference GitHub issues that this commit **Closes**.
 
 ```

lab/exercises/10-mixed/min-permutations.js

@@ -0,0 +1,34 @@
+/*eslint-disable */
+
+function reverse (arr, i, j) {
+  while (i < j) {
+    [arr[i], arr[j]] = [arr[j], arr[i]];
+    i++;
+    j--;
+  }
+}
+
+function backtracking(array, start = 0) {
+  let permutations = [array];
+
+  for (let i = start; i < array.length - 1; i++) {
+    for (let j = i + 1; j < array.length; j++) {
+      reverse(array, i, j);
+      permutations = permutations.concat(backtracking(array, i + 1));
+      reverse(array, i, j);
+    }
+  }
+
+  return permutations;
+}
+
+function minPermutations(arr) {
+  return backtracking(arr);
+}
+
+module.exports = minPermutations;
+
+//*/
+// console.log(backtracking([1,2,3]));
+// console.log(backtracking([1,2,3,4]));
+//*/

lab/exercises/10-mixed/min-permutations.spec.js

@@ -0,0 +1,7 @@
+const fn = require('./min-permutations');
+
+describe('Min Permutations', () => {
+  it('should work', () => {
+    expect(fn([1,2,3])).toEqual();
+  });
+});

package-lock.json

@@ -36,62 +36,41 @@
     "@semantic-release/git": "^9.0.0",
     "benchmark": "2.1.4",
     "braces": ">=2.3.1",
-    "commitizen": "^4.0.3",
-    "conventional-changelog-cli": "^2.0.31",
-    "cz-conventional-changelog": "^3.1.0",
-    "cz-emoji": "github:amejiarosario/cz-emoji",
-    "eslint": "6.8.0",
+    "commitizen": "4.1.2",
+    "conventional-changelog-cli": "2.0.34",
+    "cz-conventional-changelog": "3.2.0",
+    "eslint": "7.0.0",
     "eslint-config-airbnb-base": "14.1.0",
     "eslint-plugin-import": "2.20.2",
-    "eslint-plugin-jest": "23.8.2",
+    "eslint-plugin-jest": "23.11.0",
     "handlebars": "4.7.6",
-    "husky": "^4.2.3",
-    "jest": "25.2.7",
+    "husky": "4.2.5",
+    "jest": "26.0.1",
     "js-yaml": ">=3.13.1",
-    "mem": "6.0.1",
-    "semantic-release": "^17.0.4",
+    "mem": "6.1.0",
+    "semantic-release": "17.0.7",
     "textlint-plugin-asciidoctor": "1.0.3"
   },
   "engines": {
     "node": ">=12.5.0"
   },
   "config": {
     "commitizen": {
-      "path": "cz-emoji"
-    },
-    "cz-emoji": {
-      "types": [
-        {
-          "emoji": "🐛",
-          "code": ":bug: fix",
-          "description": "Fixing a bug on code.",
-          "name": "fix code"
-        },
-        {
-          "emoji": "📝",
-          "code": ":pencil: fix",
-          "description": "Fixing typos on book.",
-          "name": "fix typo"
-        },
-        {
-          "emoji": "✨",
-          "code": ":sparkles: feat",
+      "path": "cz-conventional-changelog",
+      "types": {
+        "feat": {
           "description": "Introducing new features on code and/or book.",
-          "name": "feature"
+          "title": "Features ✨"
         },
-        {
-          "emoji": "💥",
-          "code": ":boom: break",
-          "description": "Introducing breaking changes.",
-          "name": "breaking"
+        "fix": {
+          "description": "Fixing a bug on code or book",
+          "title": "Bug Fixes 🐛"
         },
-        {
-          "emoji": "🔩",
-          "code": ":wrench: chore",
-          "description": "Adding CI/build tools.",
-          "name": "chore"
+        "chore": {
+          "description": "Other changes that don't modify code or book files",
+          "title": "Chores 🔩"
         }
-      ]
+      }
     }
   },
   "husky": {
@@ -103,21 +82,7 @@
     "tagFormat": "${version}",
     "branch": "master",
     "plugins": [
-      ["@semantic-release/commit-analyzer", {
-        "preset": "angular",
-        "releaseRules": [
-          {"type": "fix", "release": "patch"},
-          {"type": "feat", "release": "minor"},
-          {"type": "break", "release": "major"},
-          {"header": ":bug:*", "release": "patch"},
-          {"header": ":pencil:*", "release": "patch"},
-          {"header": ":sparkles:*", "release": "minor"},
-          {"header": ":boom:*", "release": "major"}
-        ],
-        "parserOpts": {
-          "noteKeywords": ["BREAKING CHANGE", "BREAKING CHANGES"]
-        }
-      }],
+      "@semantic-release/commit-analyzer",
       "@semantic-release/release-notes-generator",
       "@semantic-release/changelog",
       "@semantic-release/github",

package.json

@@ -252,7 +252,7 @@ class HashMap {
   }
 
   /**
-   * the same function object as the initial value of the `entries` method.
+   * The same function object as the initial value of the `entries` method.
    * Contains the [key, value] pairs for each element in the Map.
    */
   * [Symbol.iterator]() {