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
2386 Minimum Subarrays in a Valid Split Medium
ArrayMathDynamic Programming
2387 Minimum Subsequence in Non-Increasing Order Easy
ArrayGreedySorting
2388 Minimum Substring Partition of Equal Character Frequency Medium
Hash TableStringDynamic Programming
2389 Minimum Suffix Flips Medium
StringGreedy
2390 Minimum Sum of Four Digit Number After Splitting Digits Easy
MathGreedySorting
2391 Minimum Sum of Mountain Triplets I Easy
Array
2392 Minimum Sum of Mountain Triplets II Medium
Array
2393 Minimum Sum of Squared Difference Medium
ArrayBinary SearchGreedy
2394 Minimum Sum of Values by Dividing Array Hard
ArrayBinary SearchDynamic Programming
2395 Minimum Swaps to Arrange a Binary Grid Medium
ArrayGreedyMatrix
2396 Minimum Swaps to Group All 1's Together Medium
ArraySliding Window
2397 Minimum Swaps to Group All 1's Together II Medium
ArraySliding Window
2398 Minimum Swaps To Make Sequences Increasing Hard
ArrayDynamic Programming
2399 Minimum Swaps to Make Strings Equal Medium
MathStringGreedy
2400 Minimum Swaps to Sort by Digit Sum Medium
ArrayHash TableSorting
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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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