FUCT_FOR_EXPONEN - Exponentiation

Enter the base x and the exponent n. Calculate and print out xn.

Input

The first line of the input consist of a single integer number t which determines the number of tests.

In each of next t lines will contain x and n separated by a space.

Constraints

  • 0 < t ≤ 1 000

Output

For each test case print out xn. Separate your answers with a new line character.

Example

Input:
5
1 7
2 4
0 9
-3 3
5 -2

Output:
1
16
0
-27
0.040000

Added by:khanhvh
Date:2018-07-10
Time limit:1s
Source limit:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Languages:All
Resource:FPTU Can Tho

hide comments
2023-06-28 23:25:14
The author of this task is idiot? Do statement correct!
2023-02-15 08:46:40 Simes
And it's time to play guess the rules for the output format...
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