Lab 5 : Find the maximum value in array

def setup():
  n=[2,5,9,4,6,8,7,10,1,1,9,1]
  print("maximum value = ",findmax(n))

def findmax(n):
  i=0
  max_n=n[0]
  while(i<len(n)):
     if(max_n<n[i]):
        max_n=n[i]
     i=i+1      
  return max_n   
           
setup()