Master DSA Topics - January, 2026

Practice problems across 75+ categories

All Coding Problems

Practice coding problems across all companies and topics 3600 problems | 879 Easy | 1856 Medium | 842 Hard

# Problem Difficulty Topics
1141 Find the Difference of Two Arrays Easy
ArrayHash Table
1142 Find the Distance Value Between Two Arrays Easy
ArrayTwo PointersBinary Search
1143 Find the Distinct Difference Array Easy
ArrayHash Table
1144 Find the Divisibility Array of a String Medium
ArrayMathString
1145 Find the Duplicate Number Medium
ArrayTwo PointersBinary Search
1146 Find the Encrypted String Easy
String
1147 Find The First Player to win K Games in a Row Medium
ArraySimulation
1148 Find the Grid of Region Average Medium
ArrayMatrix
1149 Find the Highest Altitude Easy
ArrayPrefix Sum
1150 Find the Index of Permutation Medium
ArrayBinary SearchDivide and Conquer
1151 Find the Index of the First Occurrence in a String Easy
Two PointersStringString Matching
1152 Find the Index of the Large Integer Medium
ArrayBinary SearchInteractive
1153 Find the Integer Added to Array I Easy
Array
1154 Find the Integer Added to Array II Medium
ArrayTwo PointersSorting
1155 Find the K-Beauty of a Number Easy
MathStringSliding Window
Showing 1141-1155 of 3600
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public class MyFirstJavaProgram { Edit & Run

   /* This is my first java program.
    * This will print 'Hello, World!' as the output
    */

   public static void main(String []args) {
      System.out.println("Hello, World!"); // prints
   }
}

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