Reversed Sum of Pairs
Print the sum of every two consecutive elements in an array starting from the end
easy
42
Difficulty Levels
Choose your challenge. Start easy and work your way up.
213
Total Problems
Function getOnesCount – CTS PATTERN
Fix the given function to correctly count the number of 1's in the binary representation of an integer.
easy
43
Second Largest Integer – Greater than X
Find the second largest integer from a list that is greater than a given threshold X
easy
42
Octal Equivalent Of N
Convert a decimal integer to its octal representation
easy
42
Outer to Inner Swap – Both Odd/Even
Swap elements from outer positions to inner positions if both elements are odd or both are even
easy
41
Morse Code – Words
Decode a message from Morse code represented by consecutive 1's where each group corresponds to a letter of the alphabet
easy
43
First and Last X Digits
Extract and print the first X digits and last X digits from a given number N
easy
41
Function findMinimum – CTS PATTERN
Fix the logical error in the given code to correctly find the minimum value in an integer array
easy
42
Sum of even numbers from M to N
Calculate the sum of all even numbers within a given range from M to N (inclusive).
easy
41
Function matrixSum – CTS PATTERN
Fix syntax errors in the matrixSum function to correctly calculate the sum of all elements in a 2D matrix stored as a 1D array
easy
42
Function isNotVowel – CTS PATTERN
Fix the logical error in the isNotVowel function to correctly identify non-vowel characters
easy
42
Reverse and Print Common Characters in Two Strings Using Python
Find common characters between two strings at the same index positions after reversing the second string
easy
42