摘要：
DescriptionYou are given N circles and expected to calculate the area of the union of the circles !InputThe first line is one integer n indicates the ... 阅读全文
摘要：
Problem DescriptionIn the unimaginable popular DotA game, a hero Naga Siren, also known as Slithice, has a very powerful skill: Song of the Siren, Sli... 阅读全文
摘要：
DescriptionStill remember those games we played in our childhood? Folding and cutting paper must be among the most popular ones. Clever children will always search for something new, even when they play games like cutting paper. Now, Carol, a smart girl, asks her brother Mike to solve a puzzle. Howe 阅读全文
摘要：
DescriptionBessie, Farmer John's prize cow, has just won first place in a bovine beauty contest, earning the title 'Miss Cow World'. As a result, Bessie will make a tour of N (2 2 #include 3 #include 4 #include 5 #include 6 using namespace std; 7 8 const int MAXN = 50010; 9 const doubl.. 阅读全文
摘要：
DescriptionFractals are really cool mathematical objects. They have a lot of interesting properties, often including:1. fine structure at arbitrarily small scales;2. self-similarity, i.e., magnified it looks like a copy of itself;3. a simple, recursive definition.Approximate fractals are found a lot 阅读全文
摘要：
DescriptionTriathlon is an athletic contest consisting of three consecutive sections that should be completed as fast as possible as a whole. The first section is swimming, the second section is riding bicycle and the third one is running.The speed of each contestant in all three sections is known. 阅读全文
摘要：
DescriptionThe children's game Hotter Colder is played as follows. Player A leaves the room while player B hides an object somewhere in the room. Player A re-enters at position (0,0) and then visits various other positions about the room. When player A visits a new position, player B announces & 阅读全文
摘要：
DescriptionThe main land of Japan called Honshu is an island surrounded by the sea. In such an island, it is natural to ask a question: “Where is the most distant point from the sea?” The answer to this question for Honshu was found in 1996. The most distant point is located in former Usuda Town, Na 阅读全文
摘要：
DescriptionYour friend to the south is interested in building fences and turning plowshares into swords. In order to help with his overseas adventure, they are forced to save money on buying fence posts by using trees as fence posts wherever possible. Given the locations of some trees, you are to he 阅读全文
摘要：
DescriptionBeing the only living descendant of his grandfather, Kamran the Believer inherited all of the grandpa's belongings. The most valuable one was a piece of convex polygon shaped farm in the grandpa's birth village. The farm was originally separated from the neighboring farms by a thi 阅读全文