Common Digits Count
Count the number of digits that appear in both of two given integers.
easy
43
All Problems
Master data structures and algorithms with our curated collection of coding challenges.
215
Total Problems
215 results
Consecutive Vowels Count
Count the number of times a vowel is followed by another vowel in a given string
easy
43
Creating a Contact Form with AJAX
Build a dynamic contact form that sends user data to a server using AJAX without page reload
medium
42
Space Separated Integers Sum In Python
Calculate the sum of all integers provided in a single space-separated line of input.
easy
43
Print Numbers & Ranges
Given N unique integers, print integers and integer ranges in sorted order, where consecutive integers are represented as ranges.
medium
43
Series – Decreasing Limits
Print integers in decreasing limits from N to 1, then N-1 to 2, then N-2 to 3, and so on until the limits meet.
medium
43
Function Print from N+1 to 2N – CTS PATTERN
Fix the logical error in a function that prints integers from N+1 to 2N inclusive
easy
42
Maximum Sum – Equal Digits Sum
Find the maximum sum of any two integers from a list whose digit sums are equal, or return -1 if no such pair exists.
medium
43
Zig-Zag Swap – Columns
Swap matrix columns in a zig-zag pattern where halves of columns are exchanged based on specific pairing rules
medium
43
Integer – Max Factor Count
Find the integer with the maximum number of factors from a given list of integers
medium
42
Nth Decimal Place
Find the digit at the Nth decimal place when dividing X by Y
easy
42
Zig-Zag Triangle – String Pattern
Print a zig-zag triangular pattern using characters from a string with alternating forward and reverse order
medium
41