@[dfasdf](/user/682938)
```c++
#include <iostream>
using namespace std;
int main()
{
int money[12], mom = 0, have = 0;
for (int i = 0; i < 12; ++i)
cin >> money[i];
for (int i = 0; i < 12; ++i)
{
have += 300;
if (have < money[i])
{
cout << "-" << i + 1;
return 0;
}
have -= money[i];
if (have - 100 >= 0)
{
mom += have / 100 * 100;
have -= have / 100 * 100;
}
}
cout << mom * 6 / 5 + have;
return 0;
}
```
by Jasper08 @ 2022-03-12 21:59:28