For MATlab

while, function find critical n Write a function named myFunction(x) who accepts an input integer x and returns an integer n, such that 1+2+ +n is just over xor exactly equal to x for example, input x=-4 should retum 3 inputx=10 should return 4 input xe7 shoud return 4 Note, use while-loop, running_sum, count Function Code to call your function 1 * run with different input to make sure your function covers all scenarios 2 -Function (9)