You are given three points. Find a circumference which goes through all these points. Input date format specification: The single line with six floating point numbers: x1, y1, x2, y2, x3 and y3. Output data format specification: Print three floating point numbers: X and Y coordinates of center and the radius of the circumference. Print each number with exactly three digits after decimal point. It is guaranteed that such a circumference exists. Sample input: 4 4 4 5 5 5 Sample output: 4.500 4.500 0.707