1 to N – Mixed Pattern Printing
Print numbers from 1 to N in alternating pattern: 1, N, 2, N-1, 3, N-2, ...
medium
41
Difficulty Levels
Choose your challenge. Start easy and work your way up.
213
Total Problems
Petrol Pump – TCS CodeVita
Minimize the time required to fill petrol in all vehicles using two vending machines
hard
41
Matrix Transpose
Given a matrix of R rows and C columns, print its transpose where rows become columns and vice versa.
medium
41
Digital 7-Shaped String
Print a given string in a 7-shaped digital format where characters form a descending diagonal pattern
medium
42
Distinct Length Pairs
Count the number of pairs formed by selecting one integer from each of two lists where the integers have different numbers of digits.
medium
41
Common Alphabets N Strings
Count the number of lowercase alphabets that appear in all given strings
medium
41
Diamond with Plus Pattern
Print a diamond pattern formed by asterisks and plus pattern, surrounded by hyphens as empty spaces
medium
42
Pet Store Dogs
Calculate the number of ways to arrange N dogs in cages where aggressive dogs must be alone and passive dogs can share cages in pairs
medium
43
Print February Calendar
Generate a calendar for February of a given year, starting from a specified day of the week.
medium
42
Tennis Contest
Find the names of players defeated by the tournament winner, from final round back to first round
medium
42
Find the Sum of All Elements in a Matrix
Calculate the sum of all integer elements in a given R×C matrix.
easy
42
Find the Maximum Element in a Matrix
Find the largest integer present in a given R×C matrix by examining all elements
easy
42