#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,b,c;
    cin>>a>>b>>c;
    cout<<a*10+b*6+c*2;
    return 0;
}

Python :

# coding=utf-8
a,b,c= input().split()
a=int(a)*10
b=int(b)*6
c=int(c)*2
print(int(a)+int(b)+int(c))