POJ 1017 Packets

#include<iostream>
#include<string>
#include<algorithm>
#include<cstdio>
#include<stack>
#include<vector>
#include<queue>

using namespace std;

int main()
{
#ifndef ONLINE_JUDGE
freopen("a.in","r",stdin);
#endif
int a1,a2,a3,a4,a5,a6;
while(cin>>a1>>a2>>a3>>a4>>a5>>a6,a1||a2||a3||a4||a5||a6){
int ans=0,cnt1=0,cnt2=0;
ans+=a6+a5+a4;
if(a3>0) ans+=(a3-1)/4+1;
cnt1+=a5*11;
cnt2+=a4*5;
int k=4-a3%4;
if(k!=4){
cnt2+=2*k-1;
cnt1+=9*k-(2*k-1)*4;
}
if(cnt2>=a2) { cnt2-=a2; cnt1+=cnt2*4; }
else{
a2-=cnt2;
ans+=(a2-1)/9+1;
k=9-a2%9;
if(k!=9){
cnt1+=4*k;
}
}
if(cnt1<a1){
a1-=cnt1;
ans+=(a1-1)/36+1;
}
cout<<ans<<endl;
}
return 0;
}