401699: GYM100514 K Crap

Memory Limit：256 MB Time Limit：1 S
Judge Style：Text Compare Creator：
Submit：0 Solved：0

Description

K. Craptime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard output

You are given an encrypted string, encrypted using a certain algorithm. Decrypt it !

It's guaranteed that the original string is made of lower case English letters.

Input

The first line of input contains integer n, the size of the encrypted sequence. (1 ≤ n ≤ 105).

The second line contains n integers between 0 and 10^9+6 inclusive, speared by space.

Output

Print the original string.

ExamplesInput
7
99 3173 98460 3052374 94623716 933335283 933393681
Output
charzeh
Input
7
121 3862 119839 3715124 115168945 570237376 677358642
Output
yousefi
Input
3
109 3488 108244
Output
mmt

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