timus

sms_spam_1567

#!/usr/bin/python3

from sys import stdin

startChar = ord('a')
endChar = ord('z')
customChars = [['.',',','!'],[' ']]

def createCustomCharsTable():
	customCharsTable = {}
	for cList in customChars:
		for idx, c in enumerate(cList):
			customCharsTable[c] = idx + 1

	return customCharsTable
			
def getCost(char):
	nc = ord(char)
	if nc <= endChar and nc >= startChar:
		cost = (nc - startChar) % 3 + 1
	else:
		cost = customCharsTable[char]

	return cost

	
customCharsTable = createCustomCharsTable()

slogan = stdin.readline()[:-1] # remove \n char at the end of the string

costs = [getCost(char) for char in slogan]
totalCost = sum(costs)
print(totalCost)