class InputStringParser():

def __init__(self, inputString):

hPosition = inputString.find("h")

mPosition = inputString.find("m")

sPosition = inputString.find("s")

# check if given string contains the positions

# and find the time numbers if so

# otherwise set to 0

if hPosition > -1:

self.hTimeNumber = self.getTimeNumber(hPosition, inputString)

else:

self.hTimeNumber = 0

if mPosition > -1:

self.mTimeNumber = self.getTimeNumber(mPosition, inputString)

else:

self.mTimeNumber = 0

if sPosition > -1:

self.sTimeNumber = self.getTimeNumber(sPosition, inputString)

else:

self.sTimeNumber = 0

def getTimeNumber(self, find, inputString):

number = ""

for counter in range(find, 0, -1):

if inputString[counter-1].isdigit():

number += inputString[counter-1]

else:

break

# reverse the found figure and return it

return int(number[::-1])

def countTotalSeconds(self):

h = int(self.hTimeNumber)

m = int(self.mTimeNumber)

s = int(self.sTimeNumber)

minutes = m * 60

hours = h * 3600

return minutes + s + hours