G. Encoded message
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output
Input

The first line of the input contains a single integer $$$N$$$ ($$$1 \le N \le 24$$$). The next $$$N$$$ lines contain $$$5$$$ space-separated integers each. The first three integers will be between 0 and 2, inclusive. The last two integers will be between 0 and 3, inclusive. The sum of the first three integers will be equal to the sum of the last two integers.

Output

Output the result – a string of lowercase English letters.

Examples
Input
1
1 0 0 1 0
Output
a
Input
10
2 0 0 1 1
1 1 1 2 1
2 1 0 1 2
1 1 0 1 1
2 1 0 2 1
1 1 1 2 1
1 2 1 3 1
2 0 0 1 1
1 1 0 1 1
1 1 2 2 2
Output
codeforcez