Multiple test cases.
The first line contains an integer T (T <= 50), indicating the number of test cases.
Then T lines follows, one line per case. Each line contains a positive integer n (n <= 3000).
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“What a boring world!”
Julyed felt so bored that she began to write numbers on the coordinate paper. She wrote a “0” on the center, then wrote the follow numbers clockwise, which looked like a snake as below.
“Damn! I have fulfilled the paper!”
Julyed was looking at paper. Suddenly, she began to feel curious.
“What is the nth number on the positive axis of Y axis?”
She asked tomriddly for the question. But tomriddly was so busy that he ignored Julyed. So now you have to solve this problem.
今天石大比的赛，这道问题 A: Snake Filled主要是队友做出来的，我就简做个记录
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原文地址：http://www.cnblogs.com/tong69/p/5574532.html
