CF1202C.You Are Given a WASD-string...
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题目描述
You have a string s — a sequence of commands for your toy robot. The robot is placed in some cell of a rectangular grid. He can perform four commands:
- 'W' — move one cell up;
- 'S' — move one cell down;
- 'A' — move one cell left;
- 'D' — move one cell right.
Let Grid(s) be the grid of minimum possible area such that there is a position in the grid where you can place the robot in such a way that it will not fall from the grid while running the sequence of commands s . For example, if s=DSAWWAW then Grid(s) is the 4×3 grid:
- you can place the robot in the cell (3,2) ;
- the robot performs the command 'D' and moves to (3,3) ;
- the robot performs the command 'S' and moves to (4,3) ;
- the robot performs the command 'A' and moves to (4,2) ;
- the robot performs the command 'W' and moves to (3,2) ;
- the robot performs the command 'W' and moves to (2,2) ;
- the robot performs the command 'A' and moves to (2,1) ;
- the robot performs the command 'W' and moves to (1,1) .
You have 4 extra letters: one 'W', one 'A', one 'S', one 'D'. You'd like to insert at most one of these letters in any position of sequence s to minimize the area of Grid(s) .
What is the minimum area of Grid(s) you can achieve?
输入格式
The first line contains one integer T ( 1≤T≤1000 ) — the number of queries.
Next T lines contain queries: one per line. This line contains single string s ( 1≤∣s∣≤2⋅105 , si∈{W,A,S,D} ) — the sequence of commands.
It's guaranteed that the total length of s over all queries doesn't exceed 2⋅105 .
输出格式
Print T integers: one per query. For each query print the minimum area of Grid(s) you can achieve.
输入输出样例
输入#1
3 DSAWWAW D WA
输出#1
8 2 4
说明/提示
In the first query you have to get string DSAWWDAW .
In second and third queries you can not decrease the area of Grid(s) .