From 74813fa245c87dcca293cb41a0a3e06d30da4cb7 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 09:45:37 +0100
Subject: [PATCH 01/22] complete task B

---
 exercises/B-hello-world/exercise.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
index b179ee953..b82d6bd0a 100644
--- a/exercises/B-hello-world/exercise.js
+++ b/exercises/B-hello-world/exercise.js
@@ -1 +1,3 @@
 console.log("Hello world");
+console.log('Hi Ahmed '+'Mohmed');
+console.log(' A B C ')
\ No newline at end of file

From 449d1aa420602ffcf44cbb3e4f4952860406f280 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 09:50:33 +0100
Subject: [PATCH 02/22] complete task C

---
 exercises/C-variables/exercise.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/C-variables/exercise.js b/exercises/C-variables/exercise.js
index a6bbb9786..32093e01b 100644
--- a/exercises/C-variables/exercise.js
+++ b/exercises/C-variables/exercise.js
@@ -1,3 +1,3 @@
 // Start by creating a variable `greeting`
-
+let greeting="Hello Wolrd Welcom Ahmed";
 console.log(greeting);

From 311cdf2f635cb5aad6adbb318e2b74edb9bce9b6 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 09:53:37 +0100
Subject: [PATCH 03/22] complete task D

---
 exercises/D-strings/exercise.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/exercises/D-strings/exercise.js b/exercises/D-strings/exercise.js
index 2cffa6a81..d92607aa8 100644
--- a/exercises/D-strings/exercise.js
+++ b/exercises/D-strings/exercise.js
@@ -1,3 +1,4 @@
 // Start by creating a variable `message`
+let message="string ";
 
-console.log(message);
+console.log(message+typeof(message));

From 63b2556c470294456d19e048544c7042ed5baa60 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 10:06:37 +0100
Subject: [PATCH 04/22] complete task E

---
 exercises/E-strings-concatenation/exercise.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/exercises/E-strings-concatenation/exercise.js b/exercises/E-strings-concatenation/exercise.js
index 2cffa6a81..83d66493a 100644
--- a/exercises/E-strings-concatenation/exercise.js
+++ b/exercises/E-strings-concatenation/exercise.js
@@ -1,3 +1,5 @@
 // Start by creating a variable `message`
-
+let fristName="Ahmed ";
+let lastName=" Mohamed";
+message=fristName+lastName;
 console.log(message);

From bc6e0fc5d8b134cf44188df1baceebd2a6c9467d Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 10:17:58 +0100
Subject: [PATCH 05/22] complete task F

---
 exercises/F-strings-methods/exercise.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/exercises/F-strings-methods/exercise.js b/exercises/F-strings-methods/exercise.js
index 2cffa6a81..85b2d74a6 100644
--- a/exercises/F-strings-methods/exercise.js
+++ b/exercises/F-strings-methods/exercise.js
@@ -1,3 +1,6 @@
 // Start by creating a variable `message`
+let message =`My name is Ahmed and my cheregter numer is  `;
+let name2="Ahmed";
+let numberCherctor=name2.length;
+console.log(message+numberCherctor);
 
-console.log(message);

From c29a8753cb9b5a08c621c2fb9cab44d3ad59bd14 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 10:34:30 +0100
Subject: [PATCH 06/22] complete task G

---
 exercises/G-numbers/exercise.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/exercises/G-numbers/exercise.js b/exercises/G-numbers/exercise.js
index 49e7bc00b..623f86863 100644
--- a/exercises/G-numbers/exercise.js
+++ b/exercises/G-numbers/exercise.js
@@ -1 +1,5 @@
 // Start by creating a variables `numberOfStudents` and `numberOfMentors`
+let  numberOfStudents=30;
+let  numberOfMentors=15;
+let totalNumberofcyf=numberOfStudents+numberOfMentors;
+console.log("the number of student is "+numberOfStudents+" and the number of montor is "+numberOfMentors+" totel of montor  and studant is "+totalNumberofcyf);

From 3cb82857b7bcc526779d8127985467398db1b068 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 10:59:31 +0100
Subject: [PATCH 07/22] complete task F 2

---
 exercises/F-strings-methods/exercise2.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/exercises/F-strings-methods/exercise2.js b/exercises/F-strings-methods/exercise2.js
index b4b46943d..f35cbf23c 100644
--- a/exercises/F-strings-methods/exercise2.js
+++ b/exercises/F-strings-methods/exercise2.js
@@ -1,3 +1,5 @@
-const name = " Daniel  ";
+const dname = " Daniel  ";
+let nameof=dname.trim();
+console.log(nameof);
+console.log(nameof.length);
 
-console.log(message);

From a3c2308d7829cd645e2950067eed1cf0e5048a07 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 11:36:55 +0100
Subject: [PATCH 08/22] compete task I

---
 exercises/I-floats/exercise.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/exercises/I-floats/exercise.js b/exercises/I-floats/exercise.js
index a5bbcd852..227cb4000 100644
--- a/exercises/I-floats/exercise.js
+++ b/exercises/I-floats/exercise.js
@@ -1,2 +1,6 @@
 var numberOfStudents = 15;
 var numberOfMentors = 8;
+let studentPerc = Math.round(numberOfMentors / numberOfStudents*100);
+let mentorPerc = Math.abs(studentPerc-100);
+console.log("Percent of student :"+" "+studentPerc+"%");
+console.log("Percent of mentor :" + " " + mentorPerc + "%");
\ No newline at end of file

From e008e11d8acd11cc306e6cce43040a6a81c5b304 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 11:37:20 +0100
Subject: [PATCH 09/22] Update exercise.js

---
 exercises/I-floats/exercise.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/I-floats/exercise.js b/exercises/I-floats/exercise.js
index 227cb4000..653e6797c 100644
--- a/exercises/I-floats/exercise.js
+++ b/exercises/I-floats/exercise.js
@@ -3,4 +3,4 @@ var numberOfMentors = 8;
 let studentPerc = Math.round(numberOfMentors / numberOfStudents*100);
 let mentorPerc = Math.abs(studentPerc-100);
 console.log("Percent of student :"+" "+studentPerc+"%");
-console.log("Percent of mentor :" + " " + mentorPerc + "%");
\ No newline at end of file
+console.log("Percent of mentor :" + " " + mentorPerc + "%");

From 96f9797718135cad173e12837b3b8f972113d632 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 11:40:39 +0100
Subject: [PATCH 10/22] complete task J

---
 exercises/J-functions/exercise.js  | 1 +
 exercises/J-functions/exercise2.js | 1 +
 2 files changed, 2 insertions(+)

diff --git a/exercises/J-functions/exercise.js b/exercises/J-functions/exercise.js
index 0ae5850e5..e9ba2f0ef 100644
--- a/exercises/J-functions/exercise.js
+++ b/exercises/J-functions/exercise.js
@@ -1,5 +1,6 @@
 function halve(number) {
   // complete the function here
+  return number/2;
 }
 
 var result = halve(12);
diff --git a/exercises/J-functions/exercise2.js b/exercises/J-functions/exercise2.js
index 82ef5e780..6d216ffc6 100644
--- a/exercises/J-functions/exercise2.js
+++ b/exercises/J-functions/exercise2.js
@@ -1,5 +1,6 @@
 function triple(number) {
   // complete function here
+  return number*3;
 }
 
 var result = triple(12);

From f10f75dd0ea8c1fd5dd2d1cf9149c3b0ca15c806 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 11:59:11 +0100
Subject: [PATCH 11/22] complete task K

---
 exercises/K-functions-parameters/exercise.js  | 3 ++-
 exercises/K-functions-parameters/exercise2.js | 4 +++-
 exercises/K-functions-parameters/exercise3.js | 5 ++++-
 exercises/K-functions-parameters/exercise4.js | 5 ++++-
 exercises/K-functions-parameters/exercise5.js | 5 ++++-
 5 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/exercises/K-functions-parameters/exercise.js b/exercises/K-functions-parameters/exercise.js
index 8d5db5e69..50b7e50ca 100644
--- a/exercises/K-functions-parameters/exercise.js
+++ b/exercises/K-functions-parameters/exercise.js
@@ -1,5 +1,6 @@
 // Complete the function so that it takes input parameters
-function multiply() {
+function multiply(a,b) {
+  return a*b;
   // Calculate the result of the function and return it
 }
 
diff --git a/exercises/K-functions-parameters/exercise2.js b/exercises/K-functions-parameters/exercise2.js
index db7a8904b..e366146b2 100644
--- a/exercises/K-functions-parameters/exercise2.js
+++ b/exercises/K-functions-parameters/exercise2.js
@@ -1,5 +1,7 @@
 // Declare your function first
-
+function divide(a,b){
+    return a/b;
+}
 var result = divide(3, 4);
 
 console.log(result);
diff --git a/exercises/K-functions-parameters/exercise3.js b/exercises/K-functions-parameters/exercise3.js
index 537e9f4ec..994e80e9b 100644
--- a/exercises/K-functions-parameters/exercise3.js
+++ b/exercises/K-functions-parameters/exercise3.js
@@ -1,5 +1,8 @@
 // Write your function here
-
+function createGreeting(a)
+{
+    return "Hello, my name is "+a;
+}
 var greeting = createGreeting("Daniel");
 
 console.log(greeting);
diff --git a/exercises/K-functions-parameters/exercise4.js b/exercises/K-functions-parameters/exercise4.js
index 7ab44589e..1ed807457 100644
--- a/exercises/K-functions-parameters/exercise4.js
+++ b/exercises/K-functions-parameters/exercise4.js
@@ -1,5 +1,8 @@
 // Declare your function first
 
 // Call the function and assign to a variable `sum`
-
+function addnumber(a,b){
+    return a+b;
+}
+let sum=addnumber(13,124)
 console.log(sum);
diff --git a/exercises/K-functions-parameters/exercise5.js b/exercises/K-functions-parameters/exercise5.js
index 7c5bcd605..c35eee5d8 100644
--- a/exercises/K-functions-parameters/exercise5.js
+++ b/exercises/K-functions-parameters/exercise5.js
@@ -1,5 +1,8 @@
 // Declare your function here
-
+function createLongGreeting(name,age){
+    // console.log(`Hello, my $[name] is  and I'm $[age]  years old`);
+    return "Hello, my name is " + name+" i'm "+age+"years old";
+}
 const greeting = createLongGreeting("Daniel", 30);
 
 console.log(greeting);

From a0586e499e5c9ff03e8213e35c89f013d8a12f26 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 12:05:41 +0100
Subject: [PATCH 12/22] complete task L

---
 exercises/L-functions-nested/exercise.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/exercises/L-functions-nested/exercise.js b/exercises/L-functions-nested/exercise.js
index a5d377442..5884683a7 100644
--- a/exercises/L-functions-nested/exercise.js
+++ b/exercises/L-functions-nested/exercise.js
@@ -3,3 +3,11 @@ var mentor2 = "Irina";
 var mentor3 = "Mimi";
 var mentor4 = "Rob";
 var mentor5 = "Yohannes";
+function hello(a){
+    return "Hello "+a;
+}
+console.log(hello(mentor1));
+console.log(hello(mentor2));
+console.log(hello(mentor3));
+console.log(hello(mentor4));
+console.log(hello(mentor5));

From 7fb99e1db207b410373368179008669993fa0b87 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 14:51:21 +0100
Subject: [PATCH 13/22] Complete task 1-syntax

---
 mandatory/1-syntax-errors.js | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
index a10cc9ac2..cc8af6435 100644
--- a/mandatory/1-syntax-errors.js
+++ b/mandatory/1-syntax-errors.js
@@ -1,18 +1,18 @@
 // There are syntax errors in this code - can you fix it to pass the tests?
 
-function addNumbers(a b c) {
-  return a + b + c;
+function addNumbers(a, b, c) {
+  return a+b+c;
 }
 
 function introduceMe(name, age)
-  return "Hello, my name is " + name "and I am " age + "years old";
-
-function getTotal(a, b) {
-  total = a ++ b;
-
-  return "The total is total";
+{
+  return "Hello, my name is " + name + "and I am " + age + "years old";
 }
+function getTotal(a,b) {
+ let  total = a + b;
 
+  return "The total is "+ total;
+}
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

From 20ae565ef87aaaba024f0c4b3750507eb0be56f0 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 15:06:51 +0100
Subject: [PATCH 14/22] complete task 2-logic

---
 mandatory/2-logic-error.js | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/mandatory/2-logic-error.js b/mandatory/2-logic-error.js
index 9cca7603b..d0ae092dd 100644
--- a/mandatory/2-logic-error.js
+++ b/mandatory/2-logic-error.js
@@ -1,16 +1,19 @@
 // The syntax for this function is valid but it has an error, find it and fix it.
 
 function trimWord(word) {
-  return wordtrim();
+  
+  return word.trim();
 }
 
-function getStringLength(word) {
-  return "word".length();
-}
+function getStringLength (word) {
+
 
+ return word.length;
+}
+console.log(getStringLength("hi ahmed"));
 function multiply(a, b, c) {
-  a * b * c;
-  return;
+ 
+  return  a * b * c;
 }
 
 /* 

From 2845da53ec32117407caa9f34231b66baf688cc3 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 15:14:44 +0100
Subject: [PATCH 15/22] complete task 2-function-output

---
 mandatory/3-function-output.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/mandatory/3-function-output.js b/mandatory/3-function-output.js
index 5a953ba60..4e47258a4 100644
--- a/mandatory/3-function-output.js
+++ b/mandatory/3-function-output.js
@@ -1,18 +1,23 @@
 // Add comments to explain what this function does. You're meant to use Google!
+
 function getRandomNumber() {
+  // we use Random  method to get a random number after that multplie this number 10 
   return Math.random() * 10;
 }
 
 // Add comments to explain what this function does. You're meant to use Google!
+
 function combine2Words(word1, word2) {
+  //The concat() method joins two or more strings.
   return word1.concat(word2);
 }
 
 function concatenate(firstWord, secondWord, thirdWord) {
+  return firstWord+" "+secondWord+" "+thirdWord;
   // Write the body of this function to concatenate three words together.
   // Look at the test case below to understand what this function is expected to return.
 }
-
+console.log(concatenate("ahmed","mohamed",5));
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

From 97dc3c59b92d1ff32fe5209be62f2b0c3ba36984 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 15:43:39 +0100
Subject: [PATCH 16/22] complete task 4-tax

---
 mandatory/4-tax.js | 48 ++++++++++++++++++++++++++--------------------
 1 file changed, 27 insertions(+), 21 deletions(-)

diff --git a/mandatory/4-tax.js b/mandatory/4-tax.js
index ba77c7ae2..d8ac00e4a 100644
--- a/mandatory/4-tax.js
+++ b/mandatory/4-tax.js
@@ -5,7 +5,10 @@
   Sales tax is 20% of the price of the product.
 */
 
-function calculateSalesTax() {}
+function calculateSalesTax(price) {
+  let salesTax=(price*20)/100;
+return price+salesTax;
+}
 
 /*
   CURRENCY FORMATTING
@@ -17,8 +20,11 @@ function calculateSalesTax() {}
   Remember that the prices must include the sales tax (hint: you already wrote a function for this!)
 */
 
-function addTaxAndFormatCurrency() {}
-
+function addTaxAndFormatCurrency(tax) {
+  return "£"+calculateSalesTax(tax).toFixed(2);
+}
+console.log(calculateSalesTax(17.5));
+console.log(addTaxAndFormatCurrency(15)); // expect to £18
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====
@@ -30,26 +36,26 @@ To run the tests for just this one file, type `npm test -- --testPathPattern 4-t
 ===================================================
 */
 
-test("calculateSalesTax for £15", () => {
-  expect(calculateSalesTax(15)).toEqual(18);
-});
+// test("calculateSalesTax for £15", () => {
+//   expect(calculateSalesTax(15)).toEqual(18);
+// });
 
-test("calculateSalesTax for £17.50", () => {
-  expect(calculateSalesTax(17.5)).toEqual(21);
-});
+// test("calculateSalesTax for £17.50", () => {
+//   expect(calculateSalesTax(17.5)).toEqual(21);
+// });
 
-test("calculateSalesTax for £34", () => {
-  expect(calculateSalesTax(34)).toEqual(40.8);
-});
+// test("calculateSalesTax for £34", () => {
+//   expect(calculateSalesTax(34)).toEqual(40.8);
+// });
 
-test("addTaxAndFormatCurrency for £15", () => {
-  expect(addTaxAndFormatCurrency(15)).toEqual("£18.00");
-});
+// test("addTaxAndFormatCurrency for £15", () => {
+//   expect(addTaxAndFormatCurrency(15)).toEqual("£18.00");
+// });
 
-test("addTaxAndFormatCurrency for £17.50", () => {
-  expect(addTaxAndFormatCurrency(17.5)).toEqual("£21.00");
-});
+// test("addTaxAndFormatCurrency for £17.50", () => {
+//   expect(addTaxAndFormatCurrency(17.5)).toEqual("£21.00");
+// });
 
-test("addTaxAndFormatCurrency for £34", () => {
-  expect(addTaxAndFormatCurrency(34)).toEqual("£40.80");
-});
+// test("addTaxAndFormatCurrency for £34", () => {
+//   expect(addTaxAndFormatCurrency(34)).toEqual("£40.80");
+// });

From 265a694d30476b335adba3813115781ac59ed337 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Tue, 23 Aug 2022 17:13:34 +0100
Subject: [PATCH 17/22] Update 4-tax.js

---
 mandatory/4-tax.js | 36 ++++++++++++++++++------------------
 1 file changed, 18 insertions(+), 18 deletions(-)

diff --git a/mandatory/4-tax.js b/mandatory/4-tax.js
index d8ac00e4a..5d1770e59 100644
--- a/mandatory/4-tax.js
+++ b/mandatory/4-tax.js
@@ -36,26 +36,26 @@ To run the tests for just this one file, type `npm test -- --testPathPattern 4-t
 ===================================================
 */
 
-// test("calculateSalesTax for £15", () => {
-//   expect(calculateSalesTax(15)).toEqual(18);
-// });
+test("calculateSalesTax for £15", () => {
+  expect(calculateSalesTax(15)).toEqual(18);
+});
 
-// test("calculateSalesTax for £17.50", () => {
-//   expect(calculateSalesTax(17.5)).toEqual(21);
-// });
+test("calculateSalesTax for £17.50", () => {
+  expect(calculateSalesTax(17.5)).toEqual(21);
+});
 
-// test("calculateSalesTax for £34", () => {
-//   expect(calculateSalesTax(34)).toEqual(40.8);
-// });
+test("calculateSalesTax for £34", () => {
+  expect(calculateSalesTax(34)).toEqual(40.8);
+});
 
-// test("addTaxAndFormatCurrency for £15", () => {
-//   expect(addTaxAndFormatCurrency(15)).toEqual("£18.00");
-// });
+test("addTaxAndFormatCurrency for £15", () => {
+  expect(addTaxAndFormatCurrency(15)).toEqual("£18.00");
+});
 
-// test("addTaxAndFormatCurrency for £17.50", () => {
-//   expect(addTaxAndFormatCurrency(17.5)).toEqual("£21.00");
-// });
+test("addTaxAndFormatCurrency for £17.50", () => {
+  expect(addTaxAndFormatCurrency(17.5)).toEqual("£21.00");
+});
 
-// test("addTaxAndFormatCurrency for £34", () => {
-//   expect(addTaxAndFormatCurrency(34)).toEqual("£40.80");
-// });
+test("addTaxAndFormatCurrency for £34", () => {
+  expect(addTaxAndFormatCurrency(34)).toEqual("£40.80");
+});

From 750e7f4eadaba94323a9844138d1b7232010811c Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Wed, 24 Aug 2022 08:27:19 +0100
Subject: [PATCH 18/22] check file

---
 exercises/F-strings-methods/exercise.js  | 7 +++++--
 exercises/F-strings-methods/exercise2.js | 5 ++---
 mandatory/2-logic-error.js               | 2 +-
 mandatory/3-function-output.js           | 2 +-
 4 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/exercises/F-strings-methods/exercise.js b/exercises/F-strings-methods/exercise.js
index 85b2d74a6..d5aff32c0 100644
--- a/exercises/F-strings-methods/exercise.js
+++ b/exercises/F-strings-methods/exercise.js
@@ -1,6 +1,9 @@
 // Start by creating a variable `message`
-let message =`My name is Ahmed and my cheregter numer is  `;
-let name2="Ahmed";
+let name2="Daniel";
+let message = ` My name is ${name2} and my cheregter numer is  `;
+
 let numberCherctor=name2.length;
 console.log(message+numberCherctor);
 
+
+///My name is Daniel and my name is 6 characters long
diff --git a/exercises/F-strings-methods/exercise2.js b/exercises/F-strings-methods/exercise2.js
index f35cbf23c..ff8fa15f7 100644
--- a/exercises/F-strings-methods/exercise2.js
+++ b/exercises/F-strings-methods/exercise2.js
@@ -1,5 +1,4 @@
 const dname = " Daniel  ";
 let nameof=dname.trim();
-console.log(nameof);
-console.log(nameof.length);
-
+let countCheregter=nameof.length;
+console.log("My name is "+dname+" and my name is "+countCheregter+" characters log");
diff --git a/mandatory/2-logic-error.js b/mandatory/2-logic-error.js
index d0ae092dd..94e84d68a 100644
--- a/mandatory/2-logic-error.js
+++ b/mandatory/2-logic-error.js
@@ -10,7 +10,7 @@ function getStringLength (word) {
 
  return word.length;
 }
-console.log(getStringLength("hi ahmed"));
+
 function multiply(a, b, c) {
  
   return  a * b * c;
diff --git a/mandatory/3-function-output.js b/mandatory/3-function-output.js
index 4e47258a4..970b54a5c 100644
--- a/mandatory/3-function-output.js
+++ b/mandatory/3-function-output.js
@@ -17,7 +17,7 @@ function concatenate(firstWord, secondWord, thirdWord) {
   // Write the body of this function to concatenate three words together.
   // Look at the test case below to understand what this function is expected to return.
 }
-console.log(concatenate("ahmed","mohamed",5));
+
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

From cd3cacc8573dd658079edb80a25acbf5c2c598c3 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Wed, 24 Aug 2022 08:39:34 +0100
Subject: [PATCH 19/22] check

---
 exercises/B-hello-world/exercise.js | 2 --
 exercises/C-variables/exercise.js   | 4 +++-
 exercises/D-strings/exercise.js     | 6 ++++--
 mandatory/2-logic-error.js          | 8 ++++----
 4 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/exercises/B-hello-world/exercise.js b/exercises/B-hello-world/exercise.js
index b82d6bd0a..b179ee953 100644
--- a/exercises/B-hello-world/exercise.js
+++ b/exercises/B-hello-world/exercise.js
@@ -1,3 +1 @@
 console.log("Hello world");
-console.log('Hi Ahmed '+'Mohmed');
-console.log(' A B C ')
\ No newline at end of file
diff --git a/exercises/C-variables/exercise.js b/exercises/C-variables/exercise.js
index 32093e01b..707d2308a 100644
--- a/exercises/C-variables/exercise.js
+++ b/exercises/C-variables/exercise.js
@@ -1,3 +1,5 @@
 // Start by creating a variable `greeting`
-let greeting="Hello Wolrd Welcom Ahmed";
+let greeting="Hello World";
+console.log(greeting);
+console.log(greeting);
 console.log(greeting);
diff --git a/exercises/D-strings/exercise.js b/exercises/D-strings/exercise.js
index d92607aa8..3772ea23d 100644
--- a/exercises/D-strings/exercise.js
+++ b/exercises/D-strings/exercise.js
@@ -1,4 +1,6 @@
 // Start by creating a variable `message`
-let message="string ";
+var message = "This is a string";
+var messageType = typeof message;
 
-console.log(message+typeof(message));
+console.log(message);
+console.log(messageType);
diff --git a/mandatory/2-logic-error.js b/mandatory/2-logic-error.js
index 94e84d68a..0ed4c2254 100644
--- a/mandatory/2-logic-error.js
+++ b/mandatory/2-logic-error.js
@@ -4,13 +4,13 @@ function trimWord(word) {
   
   return word.trim();
 }
-
+word = "  CodeYourFuture  ";
+word = " CodeYourFuture teaches coding     ";
 function getStringLength (word) {
-
-
  return word.length;
 }
-
+word = getStringLength("A wild sentence appeared!");
+word = getStringLength("Turtle"); ;
 function multiply(a, b, c) {
  
   return  a * b * c;

From 9dfe041bd4a598352bb9a83bcff5cfe5586911ea Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Wed, 24 Aug 2022 12:02:25 +0100
Subject: [PATCH 20/22] add spec

---
 mandatory/1-syntax-errors.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
index cc8af6435..369dce746 100644
--- a/mandatory/1-syntax-errors.js
+++ b/mandatory/1-syntax-errors.js
@@ -6,7 +6,7 @@ function addNumbers(a, b, c) {
 
 function introduceMe(name, age)
 {
-  return "Hello, my name is " + name + "and I am " + age + "years old";
+  return "Hello, my name is"+" " + name +" "+ "and I am" +" "+ age + " "+"years old";
 }
 function getTotal(a,b) {
  let  total = a + b;

From f17663678fca62510e918c52f8878a00d5cfeaf2 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Wed, 24 Aug 2022 12:10:22 +0100
Subject: [PATCH 21/22] add spec

---
 mandatory/1-syntax-errors.js | 2 +-
 mandatory/4-tax.js           | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
index 369dce746..dda674659 100644
--- a/mandatory/1-syntax-errors.js
+++ b/mandatory/1-syntax-errors.js
@@ -11,7 +11,7 @@ function introduceMe(name, age)
 function getTotal(a,b) {
  let  total = a + b;
 
-  return "The total is "+ total;
+  return "The total is"+" "+ total;
 }
 /* 
 ===================================================
diff --git a/mandatory/4-tax.js b/mandatory/4-tax.js
index 5d1770e59..c86f7c19a 100644
--- a/mandatory/4-tax.js
+++ b/mandatory/4-tax.js
@@ -23,8 +23,7 @@ return price+salesTax;
 function addTaxAndFormatCurrency(tax) {
   return "£"+calculateSalesTax(tax).toFixed(2);
 }
-console.log(calculateSalesTax(17.5));
-console.log(addTaxAndFormatCurrency(15)); // expect to £18
+
 /* 
 ===================================================
 ======= TESTS - DO NOT MODIFY BELOW THIS LINE =====

From e2648f5cda8bdaaaef1d9837a47f927fc4ba4050 Mon Sep 17 00:00:00 2001
From: Ahmed Mohamed <105979851+AhmedMohamed809@users.noreply.github.com>
Date: Wed, 24 Aug 2022 19:02:20 +0100
Subject: [PATCH 22/22] add spec

---
 mandatory/1-syntax-errors.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mandatory/1-syntax-errors.js b/mandatory/1-syntax-errors.js
index dda674659..58784066f 100644
--- a/mandatory/1-syntax-errors.js
+++ b/mandatory/1-syntax-errors.js
@@ -6,7 +6,7 @@ function addNumbers(a, b, c) {
 
 function introduceMe(name, age)
 {
-  return "Hello, my name is"+" " + name +" "+ "and I am" +" "+ age + " "+"years old";
+  return "Hello, my name is"+ " " + name +" "+ "and I am" +" "+ age + " "+"years old";
 }
 function getTotal(a,b) {
  let  total = a + b;