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| #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef vector<int> vi; typedef pair<int, int> pii; typedef pair<string, string> pss;
#define rep(i, a, n) for (int i = a; i < n; ++i) #define per(i, a, n) for (int i = n - 1; i >= a; --i) #define fi first #define se second #define all(x) x.begin(), x.end() #define mp make_pair #define pb push_back #define np next_permutation #define INF 0x3f3f3f3f #define EPS 1e-8 #define endl '\n'
const int maxn = 1e5 + 5; int ans, cnt, num, save; int a[maxn]; int main() { ios::sync_with_stdio(false); rep(i, 1, 12 + 1) cin >> a[i]; rep(i, 1, 12 + 1) { cnt += 300; cnt -= a[i]; if (cnt < 0) { cout << '-' << i << endl; break; } save += (cnt / 100); cnt %= 100; } if (cnt >= 0) { cnt += save * 120; cout << cnt << endl; } }
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