# | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
673230 | 2022-12-20T01:29:42 Z | Hacv16 | Jelly Flavours (IOI20_jelly) | C++17 | 0 ms | 0 KB |
#include <bits/stdc++.h> #include "jelly.h" using namespace std; #pragma GCC optimize("O3,unroll-loops") #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt") #define fr first #define sc second const int MAX = 2005; const int INF = 0x3f3f3f3f; int n, a[MAX], b[MAX]; bool cmp(int i, int j){ return a[i] > a[j]; } int find_maximum_unique(int x, int y, vector<int> _a, vector<int> _b) { n = _a.size(); vector<pair<int, int>> aux; for(int i = 0; i < n; i++) aux.emplace_back(_a[i], _b[i]); sort(aux.begin(), aux.end()); vector<vector<pair<int, int>> dp(n + 1, vector<pair<int, int>>(y + 1)); dp[0][0] = {0, x}; int ans = 0; for(int i = 1; i <= n; i++){ for(int j = 0; j <= y; j++){ dp[i][j] = dp[i - 1][j]; if(dp[i][j].sc >= _a[i - 1]){ dp[i][j].fr++; dp[i][j].sc -= a[i - 1]; } if(j >= _b[i - 1]){ pair<int, int> tmp = dp[i - 1][j - _b[i - 1]]; tmp.fr++; if(tmp.fr > dp[i][j].fr || (tmp.fr == dp[i][j].fr && tmp.sc > dp[i][j].sc)) dp[i][j] = tmp; } ans = max(ans, dp[i][j].fr); } } return ans; }