diff --git a/Sprint-3/2-practice-tdd/count.js b/Sprint-3/2-practice-tdd/count.js
index 95b6ebb7d..3b974e47e 100644
--- a/Sprint-3/2-practice-tdd/count.js
+++ b/Sprint-3/2-practice-tdd/count.js
@@ -1,5 +1,11 @@
 function countChar(stringOfCharacters, findCharacter) {
-  return 5
+  let charCount = 0;
+  for (let i = 0; i < stringOfCharacters.length; i++) {
+    if (stringOfCharacters[i] === findCharacter) {
+      charCount += 1;
+    }
+  }
+  return charCount;
 }
 
 module.exports = countChar;
diff --git a/Sprint-3/2-practice-tdd/count.test.js b/Sprint-3/2-practice-tdd/count.test.js
index 42baf4b4b..ec0e83437 100644
--- a/Sprint-3/2-practice-tdd/count.test.js
+++ b/Sprint-3/2-practice-tdd/count.test.js
@@ -4,7 +4,7 @@ const countChar = require("./count");
 // When the countChar function is called with these inputs,
 // Then it should:
 
-// Scenario: Multiple Occurrences
+// Scenario: Multiple Occurrences 
 // Given the input string str,
 // And a character char that may occur multiple times with overlaps within str (e.g., 'a' in 'aaaaa'),
 // When the function is called with these inputs,
@@ -22,3 +22,9 @@ test("should count multiple occurrences of a character", () => {
 // And a character char that does not exist within the case-sensitive str,
 // When the function is called with these inputs,
 // Then it should return 0, indicating that no occurrences of the char were found in the case-sensitive str.
+test("should return 0 if the character does not occur",()=>{
+  const str1="ads1"
+  const char1="l"
+  const count1=countChar(str1,char1)
+  expect(count1).toEqual(0)
+})
\ No newline at end of file
diff --git a/Sprint-3/2-practice-tdd/get-ordinal-number.js b/Sprint-3/2-practice-tdd/get-ordinal-number.js
index f95d71db1..4e6e2172d 100644
--- a/Sprint-3/2-practice-tdd/get-ordinal-number.js
+++ b/Sprint-3/2-practice-tdd/get-ordinal-number.js
@@ -1,5 +1,18 @@
 function getOrdinalNumber(num) {
-  return "1st";
+  if (num < 1) {
+    throw new Error("Only integer numbers,bigger than 0");
+  }
+  let lastDigit = num.toString().slice(-1);
+  let digitBeforeLast = num.toString().slice(-2, -1);
+
+  if (lastDigit === "1" && digitBeforeLast !== "1") {
+    return num + "st";
+  } else if (lastDigit === "2" && digitBeforeLast !== "1") {
+    return num + "nd";
+  } else if (lastDigit === "3" && digitBeforeLast !== "1") {
+    return num + "rd";
+  }
+  return num + "th";
 }
 
 module.exports = getOrdinalNumber;
diff --git a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
index dfe4b6091..8e2be45e7 100644
--- a/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
+++ b/Sprint-3/2-practice-tdd/get-ordinal-number.test.js
@@ -11,3 +11,89 @@ const getOrdinalNumber = require("./get-ordinal-number");
 test("should return '1st' for 1", () => {
   expect(getOrdinalNumber(1)).toEqual("1st");
 });
+
+// Case 2: Identify the ordinal number for 2
+// When the number is 2,
+// Then the function should return "2nd"
+
+test("should return '2nd' for 2", () => {
+  expect(getOrdinalNumber(2)).toEqual("2nd");
+});
+
+// Case 3: Identify the ordinal number for 3
+// When the number is 3,
+// Then the function should return "3rd"
+
+test("should return '3rd' for 3", () => {
+  expect(getOrdinalNumber(3)).toEqual("3rd");
+});
+
+// Case 4: Identify the ordinal number for 11
+// When the number is 11,
+// Then the function should return "11th"
+
+test("should return '11th' for 11", () => {
+  expect(getOrdinalNumber(11)).toEqual("11th");
+});
+
+// Case 5: Identify the ordinal number for 12
+// When the number is 12,
+// Then the function should return "12th"
+
+test("should return '12th' for 12", () => {
+  expect(getOrdinalNumber(12)).toEqual("12th");
+});
+
+// Case 6: Identify the ordinal number for 13
+// When the number is 13,
+// Then the function should return "13th"
+
+test("should return '13th' for 13", () => {
+  expect(getOrdinalNumber(13)).toEqual("13th");
+});
+
+// Case 7: Identify the ordinal number for 5
+// When the number is 5,
+// Then the function should return "5th"
+test("should return '5th' for 5", () => {
+  expect(getOrdinalNumber(5)).toEqual("5th");
+});
+
+// Case 8: Identify the ordinal number for 1035
+// When the number is 1035,
+// Then the function should return "1035th"
+test("should return '1035th' for 1035", () => {
+  expect(getOrdinalNumber(1035)).toEqual("1035th");
+});
+
+// Case 9: Identify the ordinal number for 111
+// When the number is 111,
+// Then the function should return "111th"
+test("should return '111th' for 111", () => {
+  expect(getOrdinalNumber(111)).toEqual("111th");
+});
+
+// Case 10: Identify the ordinal number for 321
+// When the number is 321,
+// Then the function should return "321st"
+test("should return '321st' for 321", () => {
+  expect(getOrdinalNumber(321)).toEqual("321st");
+});
+
+// Case 11: Identify the ordinal number for 0
+// When the number is 0,
+// Then the function should throw error
+test("should return error for 0", () => {
+  expect(() => getOrdinalNumber(0)).toThrow(
+    "Only integer numbers,bigger than 0"
+  );
+});
+
+// Case 12: Identify the ordinal number for -1
+// When the number is -1,
+// Then the function should throw error
+test("should return error for -1", () => {
+  expect(() => getOrdinalNumber(-1)).toThrow(
+    "Only integer numbers,bigger than 0"
+  );
+});
\ No newline at end of file
diff --git a/Sprint-3/2-practice-tdd/repeat-str.js b/Sprint-3/2-practice-tdd/repeat-str.js
index 3838c7b00..398a3db59 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.js
@@ -1,5 +1,8 @@
-function repeatStr() {
-  return "hellohellohello";
+function repeatStr(str, count) {
+  if (count < 0) {
+    throw new Error("Only positive integers accepted");
+  }
+  return str.repeat(count);
 }
 
 module.exports = repeatStr;
diff --git a/Sprint-3/2-practice-tdd/repeat-str.test.js b/Sprint-3/2-practice-tdd/repeat-str.test.js
index fc59d019e..2a7c93560 100644
--- a/Sprint-3/2-practice-tdd/repeat-str.test.js
+++ b/Sprint-3/2-practice-tdd/repeat-str.test.js
@@ -20,13 +20,32 @@ test("should repeat the string count times", () => {
 // Given a target string str and a count equal to 1,
 // When the repeatStr function is called with these inputs,
 // Then it should return the original str without repetition, ensuring that a count of 1 results in no repetition.
+test("should repeat the string count times", () => {
+  const str = "hello";
+  const count = 1;
+  const repeatedStr = repeatStr(str, count);
+  expect(repeatedStr).toEqual("hello");
+});
 
 // case: Handle Count of 0:
 // Given a target string str and a count equal to 0,
 // When the repeatStr function is called with these inputs,
 // Then it should return an empty string, ensuring that a count of 0 results in an empty output.
+test("should repeat the string count times", () => {
+  const str = "hello";
+  const count = 0;
+  const repeatedStr = repeatStr(str, count);
+  expect(repeatedStr).toEqual("");
+});
 
 // case: Negative Count:
 // Given a target string str and a negative integer count,
 // When the repeatStr function is called with these inputs,
 // Then it should throw an error or return an appropriate error message, as negative counts are not valid.
+test("should repeat the string count times", () => {
+  const str = "hello";
+  const count = -1;
+  expect(() => repeatStr(str, count)).toThrow(
+    "Only positive integers accepted"
+  );
+});