Write a python program to find out who has the highest grades then print out the name.

given data:

student$\_$grades $=[\{\text{'}$John$\text{'}$: $[10,9,8,7,6]\},$

$\{"$Jack$"$: $[5,6,7,8,10]\},$

$\{"$Judy$"$: $[10,7,9,8,9]\}$

$]$ is $($a$)$ acute, $($b$)$ obtuse, or $($c$)$ right

$-$ otherwise, it is not a valid triangle

$-$ The function will return a message of the triangle type.

B$2.$ Test the function above