String Problems

Mr.A has finally found the love of his life. Being a love expert Mr.P has given Mr.A an idea to writ...

• By Nafis_Shhriar
• Sorting, String
• Moderate
• 93/102 Solutions
• 249 Submissions

We will call a string K-String if it consists of K distinct characters. For example, if K is 3 then ...

• String
• Moderate
• 189/300 Solutions
• 973 Submissions

An anagram is a word formed by rearranging the letters of another word. The words “listen” and “sile...

• String
• Moderate
• 1254/1332 Solutions
• 2325 Submissions
• uDebug

Shamim bought a second-hand printer. However, there was a fault in that printer. The printer is prin...

• By mdvirus
• String
• Moderate
• 118/165 Solutions
• 494 Submissions

Read an integer variable and print it in which the digits are separated into groups of three by comm...

• String
• Moderate
• 729/967 Solutions
• 2538 Submissions
• uDebug

Given a word, print \texttt{Yes} if it is a palindrome, otherwise \texttt{No}. A palindrome is a wor...

• String
• Moderate
• 1539/1669 Solutions
• 3196 Submissions
• uDebug

Byang is creating an account on Toph. He needs your help to create a strong password. Byang will giv...

• String
• Moderate
• 679/725 Solutions
• 1289 Submissions
• uDebug

The Konami code is a sequence of key/button presses that is implemented in many video games to unloc...

• By hjr265
• String
• Moderate
• 322/344 Solutions
• 714 Submissions

Monu mia is a reverse man! Never heard of reverse man? It means if you ask him to write something in...

• By subeen
• Implementation, String
• Moderate
• 684/798 Solutions
• 1646 Submissions
• uDebug

A palindrome is a word, number, phrase, or other sequence of characters which reads the same backwar...

• DP, String
• Moderate
• 143/189 Solutions
• 333 Submissions

The problem is so simple. You are given a string and you have to remove all duplicate characters fro...

• By shakilrana055
• String
• Moderate
• 119/139 Solutions
• 310 Submissions

Giving Hashtag in Social Network is very popular now a day. But Poltu is very new in Social Network....

• By tahmedge
• Implementation, String
• Moderate
• 747/782 Solutions
• 1194 Submissions
• uDebug

In Strangeland, people name their child in a cute way. I’m sure you already know the way by the prob...

• By skmonir
• BruteForce, Hashing, KnuthMorrisPratt, String
• Moderate
• 32/65 Solutions
• 194 Submissions

You all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d...

• By Farhan_meb
• Bignum, Implementation, String
• Moderate
• 117/168 Solutions
• 381 Submissions

Everything is short in the Short Land. People use short words when talking to each other or writing ...

• By mdvirus
• String
• Moderate
• 114/137 Solutions
• 270 Submissions

String Matching is an important problem in computer science research and finds applications in data ...

• By subhashis_cse
• String
• Moderate
• 96/99 Solutions
• 143 Submissions

Alice wants to extract some passwords from a random string. A password can have any number of charac...

• By Shafaet
• Greedy, String
• Moderate
• 634/720 Solutions
• 1385 Submissions
• uDebug

A substring of string S is another string S’ which occurs in string S. For example: S = aaba and one...

• By raihatneloy
• String, SuffixStructure
• Moderate
• 35/128 Solutions
• 350 Submissions
• uDebug

The new year 2017 is here. To celebrate the 31st night, Mr Rio has thrown a big party at his house. ...

• By flash_7
• DataStructure, String, Trie
• Moderate
• 14/22 Solutions
• 145 Submissions
• uDebug

In a popular computer game, Game of Palindromes also known as GOP there is a city called Palindesh. ...

• By ghazanfar
• Counting, DP, String
• Moderate
• 26/40 Solutions
• 89 Submissions