#include<bits/stdc++.h>
using namespace std;
string i;
int b;
main() {
    while( getline( cin, i ) ) {
        for( auto a : i ) {
        if( a > 96 && a <= 'z' )
            b += a - 96;
        if( a > 47 && a < 58 )
            b += 61 - a;
        if( a > 64 && a < 'Z' )
            b += a - 54;
        if( a == ' ' )
            b += 4;
        if( a == 46 )
            b += 5;
        if( a == ';' )
            b += 7;
        if( a == ',' )
            b += 2;
        if( a == '=' || a == '+' || a == '-' || a == '\'' || a == '\"' )
            b += 3;
        if(  a == '(' || a == ')' )
            ++b;
        if( a == '[' || a == ']' || a == '{' || a == '}' || a == '<' || a == '>' )
            b += 8;
    }
    }
    cout << b;
}