绝尘

Time limit: 1.0 second Memory limit: 64 MBIf two people were born one after another with one second difference and one of them is a child, then the other one is a child too. We get by induction that

Time limit: 1.0 second Memory limit: 64 MBVasya is the beginning mathematician. He decided to make an important contribution to the science and to become famous all over the world. But how can he do

Time limit: 0.5 second Memory limit: 64 MBGiven a 2-dimensional array of positive and negative integers, find the sub-rectangle with the largest sum. The sum of a rectangle is the sum of all the elem

Time limit: 0.5 second Memory limit: 64 MBMany of SKB Kontur programmers like to get to work by Metro because the main office is situated quite close the station Uralmash. So, since a sedentary life

Time limit: 1.0 second Memory limit: 64 MBOn the Day of the Flag of Russia a shop-owner decided to decorate the show-window of his shop with textile stripes of white, blue and red colors. He wants to

Time limit: 1.0 second Memory limit: 64 MBEvery day, farmer Ion (this is a Romanian name) takes out all his horses, so they may run and play. When they are done, farmer Ion has to take all the horses

Time limit: 1.0 second Memory limit: 64 MBThere live square people in a square country. Everything in this country is square also. Thus, the Square Parliament has passed a law about a land. According