# Function tabulation

Execution time limit is 1 second

Runtime memory usage limit is 128 megabytes

Write a program that prints the values of a function y = 3 · sin(x) on segment from a to b inclusively with step h.

## Input

Three double values a, b and h are given in one line.

## Output

Print in each line two numbers x and y, ascending x with three decimal digits.

## Examples

Input #1

Answer #1

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Acceptance rate 57%