s = input()
sum = 0
for i in range(len(s)):
if(ord(s[i])<83):
num = ord(s[i])-65
sum = sum + int(num/3) + 3
elif(ord(s[i]) == 83):
num = 8
sum = sum + int(num)
elif(83<ord(s[i])<90):
num = ord(s[i])-66
sum = sum + int(num/3)+3
else:
num = 10
sum = sum + int(num)
print(sum)
개쩌는 풀이를 발견함 개쩐다 이런생각어케하누
dial = ['ABC', 'DEF', 'GHI', 'JKL', 'MNO', 'PQRS', 'TUV', 'WXYZ']
a = input()
ret = 0
for j in range(len(a)):
for i in dial:
if a[j] in i:
ret += dial.index(i)+3
print(ret)