String Problems

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

• String
• Moderate
• 1068/1395 Solutions
• 3853 Submissions

An anagram is a word formed by rearranging the letters of another word. The words "listen" a...

• Sorting, String
• Moderate
• 1590/1695 Solutions
• 3053 Submissions

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

• String
• Moderate
• 1958/2110 Solutions
• 4051 Submissions

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

• String
• Moderate
• 874/924 Solutions
• 1628 Submissions

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

• By mdvirus
• String
• Moderate
• 158/213 Solutions
• 672 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
• 155/228 Solutions
• 533 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
• 814/850 Solutions
• 1273 Submissions

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

• By hjr265
• String
• Moderate
• 351/377 Solutions
• 773 Submissions

Michael Scofield and Lincoln Burrows are working on a secret mission. Michael is needed to give a se...

• By HillolTalukdar
• String
• Moderate
• 69/73 Solutions
• 114 Submissions

Java Development Kit (JDK) installer for Mac OS X has a bug: Can you spot it? Notice how Java is ch...

• By faiyaz26
• Implementation, String
• Moderate
• 202/354 Solutions
• 683 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
• 788/906 Solutions
• 1814 Submissions

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

• By shakilrana055
• String
• Moderate
• 152/181 Solutions
• 412 Submissions

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

• By subhashis_cse
• String
• Moderate
• 118/124 Solutions
• 176 Submissions

...if I'm to choose between one evil and another, then I prefer not to choose at all. -- Geralt...

• By ishtupeed
• String
• Moderate
• 353/368 Solutions
• 600 Submissions

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

• By Shafaet
• Greedy, String
• Moderate
• 684/773 Solutions
• 1486 Submissions

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

• By raihatneloy
• DataStructure, String, SuffixStructure
• Moderate
• 39/134 Solutions
• 377 Submissions

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

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

• By ghazanfar
• Counting, DP, Hashing, String
• Moderate
• 28/44 Solutions
• 98 Submissions

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

• String
• Moderate
• 207/332 Solutions
• 1078 Submissions

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

• DP, String
• Moderate
• 153/211 Solutions
• 391 Submissions