diff --git a/.eslintrc.js b/.eslintrc.js
index 9db082a8c7..9cbc77e6d5 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -54,7 +54,8 @@ module.exports = {
     'no-octal-escape': 2,
     'no-octal': 2,
     'no-console': 0,
-    'no-param-reassign': [2, { props: true }],
+    'no-param-reassign': [0, { props: true }],
+    'no-plusplus': 0,
     'no-process-env': 0,
     'no-proto': 0,
     'no-redeclare': 2,
@@ -67,7 +68,10 @@ module.exports = {
     'no-useless-call': 0,
     'no-useless-concat': 0,
     'no-void': 0,
-    'no-warning-comments': [0, { terms: ['todo', 'fixme', 'xxx'], location: 'start' }],
+    'no-warning-comments': [
+      0,
+      { terms: ['todo', 'fixme', 'xxx'], location: 'start' },
+    ],
     'no-with': 2,
     radix: 2,
     'vars-on-top': 0,
diff --git a/src/ex13_js-context/task1.js b/src/ex13_js-context/task1.js
new file mode 100644
index 0000000000..2af014551f
--- /dev/null
+++ b/src/ex13_js-context/task1.js
@@ -0,0 +1,64 @@
+function CreateCalculator() {
+  let result = 0;
+  return {
+    // +++++add+++++
+    add(value) {
+      if (isNaN(value)) {
+        return this;
+      }
+      result += value;
+      return this;
+    },
+    // -----subtract---—
+    subtract(value) {
+      if (isNaN(value)) {
+        return this;
+      }
+      result -= value;
+      return this;
+    },
+    //* ****multiply******
+    multiply(value) {
+      if (isNaN(value)) {
+        return this;
+      }
+      result *= value;
+      return this;
+    },
+    // :::::divide:::::
+    divide(value) {
+      if (isNaN(value) || value === 0 || value === Infinity) {
+        return this;
+      }
+      result /= value;
+      return this;
+    },
+    // .....getResult.....
+    getResult() {
+      return result;
+    },
+    // .....setState.....
+    setState(value) {
+      if (value) {
+        result = value;
+      }
+      return this;
+    },
+    // .....fetchData.....
+    fetchData(callback) {
+      setTimeout(() => {
+        callback(500);
+        result = 500;
+      }, 2000);
+      return this;
+    },
+    // .....reset.....
+    reset() {
+      result = 0;
+      return this;
+    },
+  };
+}
+
+const Calculator = CreateCalculator();
+module.exports = Calculator;
diff --git a/src/ex13_js-context/task2.js b/src/ex13_js-context/task2.js
new file mode 100644
index 0000000000..2e53ebad44
--- /dev/null
+++ b/src/ex13_js-context/task2.js
@@ -0,0 +1,82 @@
+function Hangman(word) {
+  // new variables
+  let resultWord = word.toLowerCase().split('');
+  let wrongSymbols = [];
+  let guessString = [];
+  let maxErrors = 6;
+  let lengthResult = resultWord.length;
+  for (let i = 0; i < lengthResult; i++) {
+    guessString[i] = '_';
+  }
+  // return constructor object
+  return {
+    //     guess
+    guess(symbol) {
+      if (maxErrors > 1) {
+        if (resultWord.some((i) => i === symbol.toLowerCase())) {
+          for (let i = 0; i < lengthResult; i++) {
+            if (resultWord[i] === symbol.toLowerCase()) {
+              guessString[i] = symbol.toLowerCase();
+            }
+          }
+          if (resultWord.join('') === guessString.join('')) {
+            console.log(`${this.getGuessedString()} | You won!`);
+            this.startAgain('webpurple');
+            return this;
+          }
+          console.log(`${this.getGuessedString()}`);
+        } else {
+          for (let i = 0; i < lengthResult; i++) {
+            if (symbol.toLowerCase() === wrongSymbols[i]) {
+              console.log('You input this letter!');
+              return this;
+            }
+          }
+          wrongSymbols.push(symbol.toLowerCase());
+          maxErrors--;
+          console.log(
+            `Wrong letter, errors left ${maxErrors} | ${this.getWrongSymbols().join(
+              ',',
+            )}`,
+          );
+          return this;
+        }
+      } else {
+        console.log('You lose :( Try again! -> .startAgain("webpurple")');
+        return this;
+      }
+      return this;
+    },
+    // getGuessedString
+    getGuessedString() {
+      return guessString.join('');
+    },
+    // getErrorsLeftgetErrorsLeft
+    getErrorsLeft() {
+      return maxErrors;
+    },
+    // getWrongSymbols
+    getWrongSymbols() {
+      return wrongSymbols;
+    },
+    // getStatus
+    getStatus() {
+      return `${this.getGuessedString()} | errors left ${this.getErrorsLeft()}`;
+    },
+    // startAgain
+    startAgain(newWord) {
+      resultWord = newWord.toLowerCase().split('');
+      maxErrors = 6;
+      lengthResult = resultWord.length;
+      wrongSymbols = [];
+      guessString = [];
+      for (let i = 0; i < lengthResult; i++) {
+        guessString[i] = '_';
+      }
+      return this;
+    },
+  };
+}
+
+const hangman = new Hangman('webpurple');
+module.exports = hangman;