### Nov 2016

Problem:

Pattern Matchers have been designed for various sorts of patterns. Mr. HKP likes to observe patterns in numbers. After completing

Problem:

Richard Phillips Feynman was a well known American physicist and a recipient of the Nobel Prize in Physics. He worked

### Jun 2016

Problem:

Let A[0...n - 1] be an array of n distinct positive integers. If i < j and A[i] > A[j]

Problem:

Everybody hates Raymond. He’s the largest stamp collector on planet earth and because of that he always makes fun

Problem:

Jimmy is a hard-working pupil in his second year at primary school. Recently he decided to convert all his

Problem:

When Bob was in library in University of Warsaw he saw on one of facades caption :"Will it ever stop?"

Problem:

A positive integer is called a palindrome if its representation in the decimal system is the same when read from

Problem:

How far can you make a stack of cards overhang a table? If you have one card, you can

Problem:

Alice and Bob need to send secret messages to each other and are discussing ways to encode their messages:

Alice:

Problem:

A class went to a school trip. And, as usually, all N kids have got their backpacks stuffed with candy.