CF525B.Pasha and String
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题目描述
Pasha got a very beautiful string s for his birthday, the string consists of lowercase Latin letters. The letters in the string are numbered from 1 to ∣s∣ from left to right, where ∣s∣ is the length of the given string.
Pasha didn't like his present very much so he decided to change it. After his birthday Pasha spent m days performing the following transformations on his string — each day he chose integer ai and reversed a piece of string (a segment) from position ai to position ∣s∣−ai+1 . It is guaranteed that 2⋅ai<=∣s∣ .
You face the following task: determine what Pasha's string will look like after m days.
输入格式
The first line of the input contains Pasha's string s of length from 2 to 2⋅105 characters, consisting of lowercase Latin letters.
The second line contains a single integer m ( 1<=m<=105 ) — the number of days when Pasha changed his string.
The third line contains m space-separated elements ai ( 1<=ai ; 2⋅ai<=∣s∣ ) — the position from which Pasha started transforming the string on the i -th day.
输出格式
In the first line of the output print what Pasha's string s will look like after m days.
输入输出样例
输入#1
abcdef 1 2
输出#1
aedcbf
输入#2
vwxyz 2 2 2
输出#2
vwxyz
输入#3
abcdef 3 1 2 3
输出#3
fbdcea