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65
LibreOJ/3737/3737.cpp
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65
LibreOJ/3737/3737.cpp
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#include <iostream>
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#include <utility>
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#include <vector>
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using std::cin;
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using std::cout;
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const char endl = '\n';
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const int mod = 1e9 + 7;
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int main() {
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std::ios::sync_with_stdio(false);
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cin.tie(nullptr);
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int n;
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long long ans = 1;
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cin >> n;
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std::vector<std::pair<int, int>> data(n);
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for (auto &item : data) {
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cin >> item.first;
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}
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for (auto &item : data) {
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cin >> item.second;
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}
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for (auto &item : data) {
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if (item.first == 1) {
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ans = (ans + item.second) % mod;
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item.first = -1;
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}
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}
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long double max = ans;
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auto max_it = data.end();
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for (auto it = data.begin(); it != data.end(); it++) {
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if (it->first == -1) continue;
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long double t = static_cast<long double>(ans + it->second) / it->first;
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if (t > max) {
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max = t;
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max_it = it;
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}
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}
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if (max_it != data.end()) {
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ans += max_it->second;
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max_it->first = -1;
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}
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for (const auto &item : data) {
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if (~item.first) {
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ans = (ans * item.first) % mod;
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}
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}
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cout << ans << endl;
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return 0;
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}
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LibreOJ/3737/data/food2.ans
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