Start: Nov, 12, 2017 10:00:00
2017秋Python程序设计基础培训第一次作业
End: Nov, 19, 2017 12:00:00
Time elapsed:
Time remaining:
Problem_ID: D
Result: Accepted
Time: 97ms
Memory: 24436kB
Author: zhouting
In contest: 1121 
s=input()
sum=0
for i in s:
    if i=="A":
        sum=sum+1
    elif i=="B":
        sum=sum+2
    elif i=="C":
        sum=sum+3
    elif i=="D":
        sum=sum+4
print(sum)