Difficulty Levels

Choose your challenge. Start easy and work your way up.

213
Total Problems

Dice Game – TCS CodeVita

Calculate the number of ways to achieve a target sum S using dice with m faces.

medium
41

Pattern Printing-Half Pyramid

Print a half pyramid pattern using asterisks (*) with N rows, where each row contains increasing number of asterisks separated by spaces.

easy
40

Append Alphabet – Surrounding Integers

Given a matrix containing integers and alphabets, append each alphabet to all surrounding integers in the 3x3 neighborhood.

medium
40

Two Matrix Spiral Print

Print values from two square matrices in a clockwise spiral pattern, alternating between matrices for each row/column.

medium
40

Print 2N and 4N

Given an integer N, print the values of 2N and 4N.

easy
40

SQL – Top Revenue Grossed By Year In Movies

SQL query to find the highest revenue movie for each year, sorted by year in descending order

medium
40

Find Largest Difference Between Two Adjacent Digits

Find the maximum absolute difference between any two adjacent digits in a given number.

easy
40

Enclose Number Between its Maximum and Minimum Digits

Enclose a given number between its smallest and largest digits.

easy
40

Developing a To-Do List Application Using PHP and SQL

Build a complete To-Do List web application using PHP for backend logic and SQL for data storage with full CRUD operations

medium
41

How to Connect Database with PHP

Learn how to establish a connection between PHP and a MySQL database using the mysqli extension

easy
40

Common Digits Count

Count the number of digits that appear in both of two given integers.

easy
41

Consecutive Vowels Count

Count the number of times a vowel is followed by another vowel in a given string

easy
40
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