제출 #1281902

#제출 시각아이디문제언어결과실행 시간메모리
1281902cheskaGym Badges (NOI22_gymbadges)C++20
0 / 100
677 ms1114112 KiB
#include <bits/stdc++.h> using namespace std; #define int long long #define pii pair<int, int> #define ppii pair<pii, pii> #define tiii tuple<int, int, int> #define g0 get<0> #define g1 get<1> #define g2 get<2> #define f first #define s second #define pb push_back const int N = 2e5+5; const int MOD = 1e9+7; bool comp(pii p, pii q) { return (p.f+p.s < q.f+q.s); } signed main() { // freopen("in.in", "r", stdin); ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; vector<pii> a(n); for (int i = 0; i < n; i++) { cin >> a[i].s; } for (int i = 0; i < n; i++) cin >> a[i].f; sort(a.begin(), a.end(), comp); vector<vector<int>> ans(n, vector<int>(n+1, LLONG_MAX)); ans[0][1] = a[0].s; for (int i = 1; i < n; i++) { for (int j = 1; j <= n; j++) { ans[i][j] = ans[i-1][j]; if (a[i].f >= ans[i-1][j-1]) { ans[i][j] = min(ans[i][j], ans[i-1][j-1]+a[i].s); } } } for (int i = 1; i <= n+1; i++) { if (ans[n-1][i] == LLONG_MAX) { cout << i-1; exit(0); } } }
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