Difficulty Levels

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

215
Total Problems

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
44

SQL – Employee Name Search

Query database to find employees whose names start with 'S' or end with 'n' and order results by designation.

easy
45

Function printNto1 – CTS PATTERN

Print numbers from N down to 1 using recursion without modifying the original function signature

easy
44

Concatenate Remove & Interlace

Process two strings based on a given operator (+, -, *) to concatenate, remove common characters, or interlace characters.

easy
46

Function tenthOddOrEven – CTS PATTERN

Determine if the tenth digit of a given integer is odd or even and print the result

easy
43

Function print_1_Pattern – CTS PATTERN

Print a triangular pattern of 1s with N rows where each row i contains i number of '1' characters separated by spaces.

easy
46

Function Subtraction of Multiplicative Product – CTS PATTERN

Given three integers, find the absolute difference between the second maximum value and the product of the maximum and minimum values

easy
44

Non Palindromic Words [ZOHO]

Given a string with one or more words, print only the words that are not palindromes. Print -1 if all words are palindromes.

easy
44

Function printCharAtOddPos – CTS PATTERN

Print characters at odd positions (1-indexed) in a given string by fixing logical errors in the provided C function.

easy
43

String Alphabet Count

Count the frequency of each alphabet character in a given string and display them in alphabetical order.

easy
44

Sum of odd numbers from M to N

Calculate the sum of all odd numbers in a given range [M, N] inclusive.

easy
43

Function printYesOrNo – CTS PATTERN

Print 'Yes' for 'Y'/'y', 'No' for 'N'/'n', or 'Invalid' for any other character

easy
44
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