题解 | #小球的距离#

# -*- coding:utf-8 -*-
import sys

def tofloat(l):
    for i in range(len(l)):
        l[i]=float(l[i])
    return l

class Balls:
    def s(self,n):
        val=0
        while n>0:
            val=val+n 
            n=n/2
            val=val+n 
        return val


    def calcDistance(self, A, B, C, D):
        t=self.s(A)+self.s(B)+self.s(C)+self.s(D)
        return t


b=Balls()
data=sys.stdin.readlines()
for item in data:
    item=item.split(",")
    item=tofloat(item)
    result=b.calcDistance(item[0],item[1],item[2],item[3])
    if float(int(result))!=result:
        result=int(result)+1
        print(result)
    else:
        print(int(result))