霜雪千年

2018年5月30日

摘要： Problem description Xenia the beginner mathematician is a third year student at elementary school. She is now learning the addition operation. The tea 阅读全文

posted @ 2018-05-30 17:50 霜雪千年阅读(363) 评论(0) 推荐(0)

A - Petya and Strings

摘要： Problem description Little Petya loves presents. His mum bought him two strings of the same size for his birthday. The strings consist of uppercase an 阅读全文

posted @ 2018-05-30 17:46 霜雪千年阅读(176) 评论(0) 推荐(0)

C - Between the Offices

摘要： Problem description As you may know, MemSQL has American offices in both San Francisco and Seattle. Being a manager in the company, you travel a lot b 阅读全文

posted @ 2018-05-30 17:32 霜雪千年阅读(326) 评论(0) 推荐(0)

B - Link/Cut Tree

摘要： Problem description Programmer Rostislav got seriously interested in the Link/Cut Tree data structure, which is based on Splay trees. Specifically, he 阅读全文

posted @ 2018-05-30 17:13 霜雪千年阅读(180) 评论(0) 推荐(0)

A - Infinite Sequence

摘要： Problem 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 阅读全文

posted @ 2018-05-30 13:31 霜雪千年阅读(350) 评论(0) 推荐(0)

2018年5月29日

A - Team

摘要： Problem description One day three best friends Petya, Vasya and Tonya decided to form a team and take part in programming contests. Participants are u 阅读全文

posted @ 2018-05-29 15:51 霜雪千年阅读(259) 评论(0) 推荐(0)

B - Bit++

摘要： Problem description The classic programming language of Bitland is Bit++. This language is so peculiar and complicated. The language is that peculiar 阅读全文

posted @ 2018-05-29 15:46 霜雪千年阅读(170) 评论(0) 推荐(0)

C - Football

摘要： Problem description Petya loves football very much. One day, as he was watching a football match, he was writing the players' current positions on a p 阅读全文

posted @ 2018-05-29 15:39 霜雪千年阅读(305) 评论(0) 推荐(0)

A - Supermarket

摘要： Problem description We often go to supermarkets to buy some fruits or vegetables, and on the tag there prints the price for a kilo. But in some superm 阅读全文

posted @ 2018-05-29 15:31 霜雪千年阅读(304) 评论(0) 推荐(0)

B - Eleven

摘要： Problem description Eleven wants to choose a new name for herself. As a bunch of geeks, her friends suggested an algorithm to choose a name for her. E 阅读全文

posted @ 2018-05-29 15:24 霜雪千年阅读(150) 评论(0) 推荐(0)

A thousand miles begins with a single step.

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