## Zigzag String from the Character on Rows

Problem Statement (Simplified): For a given string S and number of rows R, we have to arrange each character on rows in a vertical zigzag format, and then print values...

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## Zigzag String from the Character on Rows

## Convert Integer number to Roman Number

## Tina loves A

## Minimum Number of Operations to Make String Palindrome

## Find the missing number in sequence given as string

## FRACTION

## Number of Substrings Containing All Three Characters

## Minimum Window Substring

## Minus Minus is Plus

## Minimum Number of Steps to Make Two Strings Anagram

## Form the Largest Number

## Longest Palindromic Substring

## First character

## Distint Concat

## Code Characters

## Branches of Bytecode

## Aman and Math

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Problem Statement (Simplified): For a given string S and number of rows R, we have to arrange each character on rows in a vertical zigzag format, and then print values...

Concepts Used: Strings Difficulty Level: Medium Problem Statement (Simplified): For a given number between 0 and 4000, print out it's Roman Form. See original problem statement here Test Case: Input:...

Concepts Used: Strings, Basic Mathematics Difficulty Level: Easy Problem Statement (Simplified): Print the maximum length of string which can be formed such that the number of a is more than...

Palindrome string is a string which is the same on reading from the front side as well as on the rear side. Example of a palindrome string is “NAMAN” as...

In the realm of problem-solving and data manipulation, uncovering the missing element in a sequence embedded within a string can be a perplexing yet intriguing task. This article delves into...

Concepts Used Strings Difficulty Level Hard Problem Statement (Simplified): Print the decimal output of fraction of two given numbers and enclose the repeating part in decimal places in brackets. For...

Concepts Used Strings, Sliding Window Algorithm using two pointers Difficulty Level Medium Problem Statement (Simplified): Print the number of substrings containing all three characters i.e. a,b,c at least once in...

Find the minimum size of the substring of string S which contains all the character from a given string T. Print the substring with minimum length. See original problem statement...

Concepts Used Strings Difficulty Level Medium Problem Statement (Simplified): Given two string S and T containing only - and +. Two - together can form a single +. If it...

In the realm of string manipulation, anagrams hold a significant place due to their intriguing nature. An anagram is formed by rearranging the letters of one word or phrase to...

Concepts Used Strings, Sorting Difficulty Level Hard Problem Statement (Simplified): Given an array of numbers, arrange them in such a way that they form the largest number on joining. See...

A palindrome is a sequence of characters that reads the same forwards and backward. Finding the longest palindromic substring is a common problem in computer science and has applications in...

Concepts Used String, Hashing Difficulty Level Easy Problem Statement (Simplified): Find the first non-repeating character in the string, print -1 if all characters are repeating. See original problem statement here...

Concepts Used String Difficulty Level Hard Problem Statement (Simplified): Find the total number of substrings which are the concatenation of the same strings, e.g.PP if formed by concatenating P twice....

Concepts Used String Difficulty Level Easy Problem Statement (Simplified): Find the minimum length of substring, which on replacing with any other substring of the same length gives a string containing...

Concepts Used String Difficulty Level Hard Problem Statement (Simplified): For given n strings and a separator s, print n/2 number of strings of equal length, by concatenating two substrings with...

Concepts Used Strings Difficulty Level Hard Problem Statement (Simplified): Find the maximum answer by evaluating the given string and putting a bracket anywhere in the string. See original problem statement...