def extract_max(input):
	import re 
	 
	numbers = re.findall('\d+',input) 
	numbers = map(int,numbers) 
	return max(numbers)
def extract_max(input):
    import re
   
    VAR_0 = re.findall("d+", input)
    VAR_0 = map(int, VAR_0)
    return max(VAR_0)