mapping_filtering.ts not complete yet

src/filtering.ts

@@ -12,9 +12,11 @@ const numbers = [10, 13, 20, 25, 38, 35, 40];
 function greaterThanTwentyFive(numbers: number[]): number[] {
   // write your code here...
 
-  return []; // replace empty array with what you see is fit
+  return numbers.filter((num) => num >= 25); // replace empty array with what you see is fit
 }
 
+console.log(greaterThanTwentyFive(numbers));
+
 // `divisibleByFive` function that:
 // - Accepts "numbers" parameter of type "number[]".
 // - Return a new array containing numbers that are divisible by 5.
@@ -23,7 +25,7 @@ function greaterThanTwentyFive(numbers: number[]): number[] {
 function divisibleByFive(numbers: number[]): number[] {
   // write your code here...
 
-  return []; // replace empty array with what you see is fit
+  return numbers.filter((num) => num % 5 == 0); // replace empty array with what you see is fit
 }
 
 export { greaterThanTwentyFive, divisibleByFive };

src/mapping.ts

@@ -12,7 +12,7 @@ const numbers = [10, 13, 20, 25, 38, 35, 40];
 function squaredNumbers(numbers: number[]): number[] {
   // write your code here...
 
-  return []; // replace empty array with what you see is fit
+  return numbers.map((num) => num * num); // replace empty array with what you see is fit
 }
 
 // `doubledNumbers` function that:
@@ -23,7 +23,7 @@ function squaredNumbers(numbers: number[]): number[] {
 function doubledNumbers(numbers: number[]): number[] {
   // write your code here...
 
-  return []; // replace empty array with what you see is fit
+  return numbers.map((num) => num * 2); // replace empty array with what you see is fit
 }
 
 export { squaredNumbers, doubledNumbers };

src/mapping_filtering.ts

@@ -12,7 +12,9 @@ const numbers = [10, 13, 20, 25, 38, 35, 40];
 function filteredAndSquared(numbers: number[]): number[] {
   // write your code here...
 
-  return []; // replace empty array with what you see is fit
+  const raqam = numbers.filter((num) => num >= 20).map((num) => num * num);
+
+  return raqam; // replace empty array with what you see is fit
 }
 
 // `filteredAndTripled` function that:
@@ -23,6 +25,8 @@ function filteredAndSquared(numbers: number[]): number[] {
 function filteredAndTripled(numbers: number[]): number[] {
   // write your code here...
 
+  // const tripled = numbers.filter((num) => (num = num % 5)) .map())
+
   return []; // replace empty array with what you see is fit
 }