aaa

#include<iostream>

#include<vector>

#include<algorithm>

#include<string>

#include<stack>

using namespace std;

vector<int> support(vector<int>& money, vector<int>& costs, vector<int>& index,int& k){

vector<int> vec;

for(int i=0;i<index.size();i++){

int j=index[i];

int res=costs[j]-money[j];

if(money[j]>k && res>0){

vec.push_back(j);

}

else if(res>0)

k=k+res;

}

return vec;

}

 

int myfunc(vector<int>& money, vector<int>& costs, int k){

vector<int> todo;

for(int i=0;i<money.size();i++){

todo.push_back(i);

}

stack<vector<int> > stk;

stk.push(todo);

int count=todo.size();

while(1){

stk.push(support(money,costs,stk.top(),k));

if(stk.top().size()==count)

break;

else

count=stk.top().size();

}

return k;

}

 

int main() {

string m;

string n;

int k;

cin>>m;

cin>>n;

cin>>k;

vector<int> money;

vector<int> costs;

int index = 0;

int num = 0;

for (int i = 0; i < m.size(); i++) {

if (m[i] == ',') {

num = stoi(m.substr(index, i - index));

index = i + 1;

money.push_back(num);

}

}

num = stoi(m.substr(index, m.size() - index));

money.push_back(num);

 

index = 0;

num = 0;

for (int i = 0; i < n.size(); i++) {

if (n[i] == ',') {

num = stoi(n.substr(index, i - index));

index = i + 1;

costs.push_back(num);

}

}

num = stoi(n.substr(index, n.size() - index));

costs.push_back(num);

cout<<myfunc(money,costs,k)<<endl;

return 0;

}