Problems by shajia

Alayna and Strings

Alayna's father Baba gifted her a nice alphabet book last month. And now Alayna is in love with alph...

Alayna and Vowels

Alayna loves playing. Every night before going to sleep, she plays different games with Baba. Now Al...

Alayna's Adventure Journey

Alayna recently went on her first adventure journey to Dumbulla Safari Park. She enjoyed the bumpy r...

Arshiya's Sector

One day Mama came to see Arshiya. Mama knows that Arshiya likes problem solving. So he gave Arshiya ...

Ator Ali's Income

Ator Ali loves to make money. He does not care whether his source of income is good or evil. As his ...

Moderate 70/76/121

Contest Area

Dr. Wu has organized a programming contest and invited teams to participate. As It is a long contest...

Moderate 35/42/104

Dabbu on Vacation

Dabbu is on his vacation in Cox's Bazar. Right now, he is enjoying the time eating deep Tuna fry and...

Moderate 91/107/326

Dabbu the Entrepreneur

Dabbu is back from Cox’s Bazar with an obsession with Coconut. Nowadays he is so obsessed with cocon...

Dr. Tanzil's Island

Dr Tanzil has a circular shaped lake that he bought long ago. One day while he was visiting there, h...

Faisal and His Playgrounds

Faisal is a famous ice hockey player. He plays his game all across the world. But his favorite groun...

Five Brothers' Kingdom

The famous kingdom of Five Brothers' are prospering more than ever. Now, they want to have a flag of...

Help Dr. Wu

Dr. Wu is going to organize a competition. He has decided to judge the participants using an automat...

Moderate 99/117/284

Ishtiaque and the Rabbit

Mr Ishtiaque is in trouble. A few months ago, he bought 2 rabbits. He wanted to have two pet rabbits...

Lui and Dengue

Lui is in Dhaka head office now. You all know Lui, a mosquito and a TV celebrity. He is trying to sp...

Very Easy 122/131/231

Oishi Teacher and Her Naughty Class

Oishi teacher has returned to her class after the tiffin break. She noticed that some students who r...

Piece of Cake

Diya has got a nice birthday cake for Arshiya and Alayna, her twin daughters. The two sisters were ...

Rina Loves Shopping

Rina loves discounts. Whenever she gets a chance, she goes shopping and looks for the discount offer...

Moderate 106/134/330

Set the Meeting

Three colleagues Motu, Biscuit and Ramjan are in Sundarbans now. They are on a mission to protect th...

BFS Moderate 73/103/199

Shortest Path Recovery

Mr. Biscuit is in trouble. He accidentally deleted all the programs in his server and his database i...

Moderate 6/15/46

Taofiq the House Prefect

Tomorrow is a very special day for Taofiq. He is participating in an intra school quiz contest. As h...

BFS Very Hard 89/99/233
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