String Problems

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

skmonir BruteForce, Hashing, KnuthMorrisPratt, String 50/123/443

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

Shafaet Greedy, String 774/875/2k

You are given two connected graphs G1G_1G1​ and G2G_2G2​. Both of the graphs have NNN vertices and N...

fsshakkhor Hashing, KnuthMorrisPratt 14/34/114

In our country, there are many political leaders belonging to different political parties. They alwa...

String 100/104/141

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

String 1k/1k/2k

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

ghazanfar Counting, DP, Hashing, String 43/63/150

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

Farhan_meb Bignum, Implementation, String 206/318/812

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

String 223/361/1k

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

DP, String 162/227/415

Tommy is an unlucky guy who used to work on the docks. He and his wife Gina are not financially stab...

Zeronfinity String 8/14/83

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

mdvirus String 194/255/800

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

faiyaz26 Implementation, String 223/385/753

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

raihatneloy DataStructure, String, SuffixStructure 46/144/420

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

flash_7 DataStructure, String, Trie 17/26/156

Given any circle, if you divide the circumference of that circle with its diameter, you would always...

TarifEzaz BruteForce, Implementation, String 471/492/860

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

tahmedge Implementation, String 971/1k/1k

In the year 3333, earthly scientists discovered a massive star has blast in a nearby galaxy. Dangero...

DarkknightRHZ ConvexHull, Sorting, String 4/6/36

A long long time ago, I left the country that was my home and with my head full of brains and shoes ...

smilitude, wasiahmed, sahedsohel BinarySearch, Hashing, Implementation, Sorting, String 119/148/572

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

subeen Implementation, String 929/1k/2k

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

String 2k/2k/7k

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

String 3k/3k/6k

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

Sorting, String 2k/2k/4k

In Sylhet Engineering College a lots of events take place. Some events are oraganized by a single or...

siam009 String 19/26/100

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

hjr265 String 393/423/847

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

shakilrana055 String 188/220/483