# Status Problem video Level Completes Likes 417 Maximum number edges to make Acyclic Undirected/Directed Graph Beginner % 0 415 Hamming Distance between two given strings Beginner % 0 412 Check if Number is divisible by its digits Beginner % 0 411 Check if the given number is Armstrong number or not Beginner % 0 404 Find all the numbers in the range which has prime set bits. Beginner % 0 400 Reverse the Directed Graph Beginner % 0 397 Find Third Smallest elements in a given array Beginner % 0 394 Find the maximum number present in a String Beginner % 0 393 Count number of subgraphs in a given graph Beginner % 0 389 Convert Roman Number to Integer Beginner % 0 382 Linear Search vs Binary Search Beginner % 0 380 Count the number of nodes in a given binary tree Beginner % 0 378 Longest contiguous character in a given String - O(N) Solution Beginner % 0 376 Collatz Conjecture - Steps to transform Number to 1 Beginner % 0 375 String to Integer (AtoI - ASCII to Integer) Beginner % 1 374 Find all Prime Numbers less than equal to N | Set 1 Beginner % 0 370 Find third largest element in a given array Beginner % 0 369 Find duplicates Characters in the given String Beginner % 0 367 Sum of all Unique elements in a given array Beginner % 0 366 Java program to find the largest element in array Beginner % 0 Maximum number edges to make Acyclic Undirected/Directed Graph Hamming Distance between two given strings Check if Number is divisible by its digits Check if the given number is Armstrong number or not Find all the numbers in the range which has prime set bits. Reverse the Directed Graph Find Third Smallest elements in a given array Find the maximum number present in a String Count number of subgraphs in a given graph Convert Roman Number to Integer Linear Search vs Binary Search Count the number of nodes in a given binary tree Longest contiguous character in a given String - O(N) Solution Collatz Conjecture - Steps to transform Number to 1 String to Integer (AtoI - ASCII to Integer) Find all Prime Numbers less than equal to N | Set 1 Find third largest element in a given array Find duplicates Characters in the given String Sum of all Unique elements in a given array Java program to find the largest element in array 1 2 3 4 5 6 7 8 9 10 11 12