Team 591072-UTPV3402: rectified bugs

C++/h1.cpp

@@ -4,6 +4,7 @@
 // which should be the return value for the function longest pallindrome(char* s).
 
 #include<iostream>
+#include<cstring>
 using namespace std;
 
 void printSubStr(
@@ -36,10 +37,10 @@ int longestPalSubstr(string str)
 	}
 
 	for (int k = 3; k <= n; ++k) {
-		for (int i = 0; i < n - k; ++i) {
+		for (int i = 0; i < n - k+1; ++i) {
 			int j = i + k - 1;
 
-			if (table[i + 1][j] && str[i] == str[j]) {
+			if (table[i + 1][j-1] && str[i] == str[j]) {
 				table[i][j] = true;
 
 				if (k > maxLength) {

C++/m1.cpp

@@ -3,42 +3,46 @@
 #include <iostream>
 using namespace std;
 
-class Solution
+bool isPalindrome(string s)
 {
-public:
-    bool isPalindrome(string s)
-    {
-        int i = 0, j = s.size();
+	int i = 0, j = s.size() - 1;
 
-        while (i < j)
-        {
-            if (s[i++] != s[j--])
-                return false;
-        }
-        return true;
-    }
+	while (i < j)
+	{
+		if (s[i++] != s[j--])
+			return false;
+	}
+	return true;
+}
 
-    string longestPalindrome(string s)
-    {
-        int n = s.size();
-        if (n == 0)
-            return "";
+string longestPalindrome(string s)
+{
+	int n = s.size();
+	if (n == 0)
+		return "";
+
+	if (n == 1)
+		return s;
 
-        if (n == 1)
-            return s;
+	string result = "";
+	for (int i = 0; i < n - 1; i++)
+	{
+		for (int j = 1; j <= n - i; j++)
+		{
+			if (isPalindrome(s.substr(i, j)))
+			{
+				if (result.size() < s.substr(i, j).size())
+					result = s.substr(i, j);
+			}
+		}
+	}
+	return result;
+}
 
-        string result = "";
-        for (int i = 0; i < n - 1; i++)
-        {
-            for (int j = 1; j <= n - i; j++)
-            {
-                if (isPalindrome(s.substr(i, j)))
-                {
-                    if (result.size() < j)
-                        result = s.substr(i, j + 1);
-                }
-            }
-        }
-        return result;
-    }
-};
+int main()
+{
+	string s = "babad";
+	// cout << isPalindrome(s);
+	cout << longestPalindrome(s);
+	return 0;
+}

C++/m2.cpp

@@ -1,35 +1,53 @@
 // find unique triplet such that the sum is 0
 
-#include<iostream>
-#include<vector>
-#include<set>
+#include <iostream>
+#include <vector>
+#include <set>
 #include <algorithm>
 using namespace std;
 
-class Solution {
-public:
-    vector<vector<int>> threeSum(vector<int>& nums) {
-        int target = 0;
-        sort(nums.begin(), nums.end());
-        set<vector<int>> s;
-        vector<vector<int>> output;
-        for (int i = 0; i < nums.size(); i++){
-            int j = i + 1;
-            int k = i+j;
-            while (j < k) {
-                int sum = nums[i] + nums[j] + nums[k];
-                if (sum == target) {
-                    s.insert({nums[i], nums[j], nums[k]});
-                    j++;
-                } else if (sum < target) {
-                    j++;
-                } else {
-                    k--;
-                }
-            }
-        }
-        for(auto triplets : s)
-            output.push_back(triplets);
-        return output;
-    }
-};
+vector<vector<int>> threeSum(vector<int> &nums)
+{
+	int target = 0;
+	sort(nums.begin(), nums.end());
+	set<vector<int>> s;
+	vector<vector<int>> output;
+	for (int i = 0; i < nums.size(); i++)
+	{
+		int j = i + 1;
+		int k = nums.size() - 1;
+		while (j < k)
+		{
+			int sum = nums[i] + nums[j] + nums[k];
+			if (sum == target)
+			{
+				s.insert({nums[i], nums[j], nums[k]});
+				j++;
+			}
+			else if (sum < target)
+			{
+				j++;
+			}
+			else
+			{
+				k--;
+			}
+		}
+	}
+	for (auto triplets : s)
+		output.push_back(triplets);
+	return output;
+}
+
+int main()
+{
+	vector<int> nums = {-1, 0, 1, 2, -1, -4};
+	vector<vector<int>> output = threeSum(nums);
+	for (auto triplets : output)
+	{
+		for (auto num : triplets)
+			cout << num << " ";
+		cout << endl;
+	}
+	return 0;
+}

C++/s2.cpp

@@ -12,7 +12,7 @@ int main(){
     for(int i=0; i < myVec.size(); i++){
         std :: cout << myVec[i] << std :: endl;
     }
-    std :: cout << "Element at index 3: "<< myVec.at(3) << std::endl;
-    
+    std :: cout << "Element at index 3: "<< myVec[3] << std :: endl;
+	
     return 0;
 }

JS & TS/four.js

@@ -21,7 +21,7 @@ let team = [
   },
 ];
 const filterBySalary = (peopleArray, threshold = 300) => {
-  return peopleArray.find((person) => person.salary > threshold);
+  return peopleArray.filter((person) => person.salary > threshold);
 };
 const filteredTeam = filterBySalary(team, 300);
 console.log(team, filteredTeam);

JS & TS/one.js

@@ -1,5 +1,11 @@
-const printNames = (names) => {
-  return `We are ${names.toLowerCase()}`;
+var getUser = function () {
+    var user = {
+        name: "user",
+        email: "[email protected]",
+        password: "snvpoj9f"
+    };
+    return user;
 };
-const intro = printNames("krish" + +"bob");
-console.log(intro);
+var user1 = getUser();
+// Print the user1 object
+console.log(user1);

JS & TS/one.ts

@@ -1,6 +1,7 @@
 type User = {
   name: string;
   email: string;
+  password: string;
 };
 
 const getUser = (): User => {
@@ -13,3 +14,5 @@ const getUser = (): User => {
 };
 
 const user1 = getUser();
+// Print the user1 object
+console.log(user1);

JS & TS/three.js

@@ -20,7 +20,7 @@ const team = [
   },
 ];
 const hasFriends = (person) => {
-  return !(person.friends === false);
+  return !(person.friends === false) && person.friends !== undefined;
 };
 
 const jamesHolden = team[3];

JS & TS/two.js

@@ -24,6 +24,11 @@ const noOfPeopleEarning = (employees) => {
   let total = 0;
   for (const employee of employees) {
     const earns = employee.earns;
+    // If earns is undefined, it will be false
+    if (earns === undefined) {
+      console.log("undefined");
+      continue;
+    }
     if (earns === false) {
       continue;
     }

Web-Dev/event-propogation/initial.js

@@ -1,13 +1,15 @@
 // Event listener for form submit
 document.getElementById("form").addEventListener("submit", function () {
+  // Prevent the default action of the event which is to submit the form
+  event.preventDefault(); // Prevents the default action of the event which is to submit the form
   signInWithUserNameAndPassword();
 });
 
 // Event listener for sign-in button
 document
   .getElementById("signin-button")
-  .addEventListener("click", function (event) {
-    event.preventDefault();
+  .addEventListener("onClick", function (event) {
+    event.preventDefault(); // Prevents the default action of the event which is to submit the form
     console.log(userName, password);
   });