[BOJ 9130] Herbert
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Assembly, Awk, C, C++, Java, Pascal, Perl, Python, Sed, Text
Points:
2
Time limit:
1.0s
Memory limit:
128M
Problem type
Allowed languages
Herbert is a game in which you control a robot on an infinite two-dimensional grid. There are three commands available to you:</p>
- s: Go one square forward in the current direction.
- l: Turn ninety degrees counterclockwise.
- r: Turn ninety degrees clockwise.
After playing this game for a while, you wonder how many squares you can reach within a certain number of moves. Write a program to calculate the answer to this question.
입력 형식
On the first line an integer t (1 ≤ t ≤ 100): the number of test cases. Then for each test case:
- One line with an integer n (0 ≤ n ≤ 1 000 000 000): the maximum number of moves.
출력 형식
For each test case:
- One line with the number of reachable squares.
예제 입력
4
0
1
2
3
예제 출력
1
2
5
11
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