C++ Call by reference
Submissions: 593   Accuracy:

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  Difficulty: Basic   Marks: 1

Rahul loves to play with numbers, he challenges his friend Ankush with a problem related to numbers in which he has to first reverse the order of two digits and then swap them.

Input:
The first line of the input contains T, denoting the number of testcases. Each testcase contains one line containing 2 space separated numbers.

Output:
The output for each testcase should consist of 2 space separated numbers (after reversing and swapping the given numbers)

Constraints:
1 <= T <= 100
0 <= a, b <= 105

Example:
Input:
2
1234 67890
10000 3254

Output:
9876 4321

4523 1

Explanation:
Testcase 1:
Reversing the given two numbers will give: 4321 and 9876. After swapping it would come as: 9876 and 4321.

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

Author: Archit18_PEC


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