The Number System
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  Difficulty: Basic   Marks: 1

Ishaan has been learning different representations of numbers, like binary, octal, decimal, etc. He has an assignment of a lot of problems. He is given 2 integers N and K.
Ishaan needs to convert N (given in decimal) and convert it to base K. Help him calculate the answer.

Input : 
First line of input contains a single integer T denoting the number of test cases.
The only line of each test case contains 2 space-separated integers N and K.

Output : 
For each test case, print the required answer in a new line.

Constraints : 
1 <= T <= 200
1 <= N <= 10^9
2 <= K <= 10

Example : 
Input : 

3
10 2
4 8
15 6
Output : 
1010
4
23

Explanation : 
Case 1 : 

10 in Binary = 1010

Case 2 : 
4 in Octal = 4

Case 3 : 
15 in Base 6 = 23

 

** For More Input/Output Examples Use 'Expected Output' option **

Author: goyalanubhav11


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