제출 #441183

#제출 시각아이디문제언어결과실행 시간메모리
441183zxcvbnm금 캐기 (IZhO14_divide)C++14
48 / 100
1085 ms3660 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; struct S { ll x, g, e; }; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; cin >> n; vector<S> a(n); for(int i = 0; i < n; i++) { cin >> a[i].x >> a[i].g >> a[i].e; } vector<S> pref(n+1, {0, 0, 0}); for(int i = 1; i <= n; i++) { pref[i] = {a[i-1].x, pref[i-1].g+a[i-1].g, pref[i-1].e+a[i-1].e}; } ll ans = 0; for(int i = 1; i <= n; i++) { for(int j = i; j <= n; j++) { // cout << i << " " << j << " " << pref[j].x-pref[i-1].x << " " << pref[j].e-pref[i-1].e << " " << pref[j].g-pref[i-1].g << "\n"; if (pref[j].x-pref[i].x <= pref[j].e-pref[i-1].e) { ans = max(ans, pref[j].g-pref[i-1].g); } } } cout << ans << "\n"; return 0; }
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