樱花落舞

摘要： Description The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consist 阅读全文

摘要： Description The city administration of IT City decided to fix up a symbol of scientific and technical progress in the city's main square, namely an in 阅读全文

摘要： Description The HR manager was disappointed again. The last applicant failed the interview the same way as 24 previous ones. "Do I give such a hard ta 阅读全文

摘要： Description You are given the current time in 24-hour format hh:mm. Find and print the time after a minutes. Note that you should find only the time a 阅读全文

摘要： Description Consider the infinite sequence of integers: 1, 1, 2, 1, 2, 3, 1, 2, 3, 4, 1, 2, 3, 4, 5.... The sequence is built in the following way: at 阅读全文

摘要： Description Today, Wet Shark is given n bishops on a 1000 by 1000 grid. Both rows and columns of the grid are numbered from 1 to 1000. Rows are number 阅读全文

摘要： Description Today, Wet Shark is given n integers. Using any of these integers no more than once, Wet Shark wants to get maximum possible even (divisib 阅读全文

摘要： Description The country of Byalechinsk is running elections involving n candidates. The country consists of m cities. We know how many people in each 阅读全文

摘要： Description There are three points marked on the coordinate plane. The goal is to make a simple polyline, without self-intersections and self-touches, 阅读全文

摘要： DescriptionA flowerbed has many flowers and two fountains.You can adjust the water pressure and set any valuesr1(r1 ≥ 0)andr2(r2 ≥ 0), giving the dist... 阅读全文