# Use sub-program

Execution time limit is 0.5 seconds

Runtime memory usage limit is 64 megabytes

Calculate the sum and product N pairs which set material numbers, having taken advantage of subroutine SumDob for calculation of the sum and product of two material numbers.

## Input

In the first line set the natural number N - quantity of pairs numbers. In the subsequent N lines through a blank it set on 2 material numbers. All input on the module does not exceed 100.

## Output

In N lines deduce through a blank on two numbers: at first the sum, and then product of the next pair numbers. Result deduces with accuracy 4 signs after a decimal point.

## Examples

Input #1

Answer #1

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Acceptance rate 49%