PT07Z

You are given an unweighted, undirected tree. Write a program to output the length of the longest path (from one node to another) in that tree »

LASTDIG2

Pappu was doing the work of his math class about three days but he is tired of make operations a lot and he should deliver his »

EDIST

You are given two strings, A and B. Answer, what is the smallest number of operations you need to transform A to B? Operations are: Delete »

MAXLN

In this problem you will be given a half-circle. The half-circle’s radius is r. You can take any point A on the half-circle and draw »

ARITH2

While browsing aimlessly, Peter stumbled upon an old riddle he used to solve on his calculator when he was still young. It was the kind of »

HUBULLU

After duelling in quake (a multiplayer game), Airborne and Pagfloyd decide do test themselves out in another game called Hubulullu. The rules of the game are »

EASYPROB

Input There's no input. Output Output some form of these numbers: 137, 1315, 73, 136, 255, 1384, 16385, one per line in the listed order. Example »

BEENUMS

A beehive is an enclosed structure in which some honey bee species live and raise their young. In this problem we consider a two-dimensional sketch of »

INVCNT

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

OFFSIDE

Hemisphere Network is the largest television network in Tumbolia, a small country located east of South America (or south of East America). The most popular sport »