摘要：
《Journey to the West》(also 《Monkey》) is one of the Four Great Classical Novels of Chinese literature. It was written by Wu Cheng'en during the Ming Dy 阅读全文
摘要：
Heshen was an official of the Qing dynasty. He made a fortune which could be comparable to a whole country's wealth by corruption. So he was known as 阅读全文
摘要：
Now Vasya is taking an exam in mathematics. In order to get a good mark, Vasya needs to guess the matrix that the teacher has constructed! Vasya knows 阅读全文
摘要：
You are given two huge binary integer numbers aa and bb of lengths nn and mmrespectively. You will repeat the following process: if b>0b>0, then add t 阅读全文
摘要：
Acingel is a small town. There was only one doctor here — Miss Ada. She was very friendly and nobody has ever said something bad about her, so who cou 阅读全文
摘要：
Let’s play a game.We add numbers 1,2...n in increasing order from 1 and put them into some sets. When we add i,we must create a new set, and put iinto 阅读全文
摘要：
Time Limit: 2 sec / Memory Limit: 1024 MB Score : 700700 points Problem Statement You are given an integer NN. Build an undirected graph with NN verti 阅读全文
摘要：
Time Limit: 2 sec / Memory Limit: 1024 MB Score : 400400 points Problem Statement Snuke has an empty sequence aa. He will perform NN operations on thi 阅读全文
摘要：
Problem Statement Tak has N cards. On the i-th (1≤i≤N) card is written an integer xi. He is selecting one or more cards from these N cards, so that th 阅读全文
摘要：
You are given an integer nn from 11 to 10181018 without leading zeroes. In one move you can swap any two adjacent digits in the given number in such a 阅读全文