IamHot

Talha is a very good student and topper of his class. He is very good at teaching others too. One da...

• Hard
• 0/1 Solutions
• 13 Submissions

Given three strings A, B and C. Find the length of the longest common substring of A and B, which do...

• Hard
• 10/34 Solutions
• 178 Submissions

Now-a-days life is very Toph and you need to face a lot of Toph problems. Here is another problem li...

• Hard
• 18/28 Solutions
• 280 Submissions

Biswa has started Borhani (kind of a soft drink) business recently and made it the new sexy in no ti...

• Hard
• 25/43 Solutions
• 151 Submissions

Valentine's day is coming. (I know, it's still 9 months away, but bear with me) Najib is planning a ...

• Moderate
• 67/72 Solutions
• 155 Submissions

Lets not waste your time with long tiring problem statement and just go straight to the point. You a...

• DP, FFT, Math, NTT
• Hard
• 14/18 Solutions
• 67 Submissions

There is a rectangular lake with N rows and M columns and you are standing on a stone in the top lef...

• Hard
• 23/27 Solutions
• 72 Submissions

Little Oishee loves to watch TV. But her mother, who is a math teacher, doesn't like this at all. Sh...

• Combinatorics, Counting
• Moderate
• 37/50 Solutions
• 174 Submissions

Mary is an intellectually gifted 7-year-old girl. On her first day at school, she impressed her math...

• Hard
• 11/26 Solutions
• 130 Submissions

In the 1970-80s, students in the Soviet Union had to face quite a hurdle. The administrators of sele...

• Adhoc
• Hard
• 5/29 Solutions
• 118 Submissions

Well, I will not waste your time and go straight to the problem. You are given an array A of numbers...

• Hashing
• Moderate
• 17/31 Solutions
• 146 Submissions

Mr Max , Mr Sum and Mr Count are three neighbours. They have a common enemy, an old man living in th...

• Moderate
• 7/12 Solutions
• 18 Submissions

You are given two integers N and M. Find another integer X divisible by M that has the same number o...

• DP
• Hard
• 17/39 Solutions
• 151 Submissions

You are given a string of length L. You have Q queries. In each query, you will be asked to either u...

• DataStructure, Hashing, SegmentTree
• Hard
• 13/30 Solutions
• 122 Submissions

Nowadays nothing is pure. Be it a heart or a food or just a mere number. There is contamination in a...

• Hard
• 5/7 Solutions
• 36 Submissions

You are given N sets of integers (S[1] , S[2] , S[3] , ... , S[N]) and Q queries. Each query has 4 i...

• Hard
• 54/78 Solutions
• 848 Submissions

Difference starts with a 'D'. This is the root of all dissimilarities and arguments and fights. Figu...

• Hard
• 5/7 Solutions
• 74 Submissions

Many many years ago there was a small country . And all the people there were very weird. They liked...

• Counting, TwoPointer
• Hard
• 17/22 Solutions
• 99 Submissions

Strings are difficult, most of the contest programmers say this and try to avoid string algorithms. ...

• DP
• Hard
• 43/82 Solutions
• 396 Submissions