제출 #438605

#제출 시각아이디문제언어결과실행 시간메모리
438605HaidaraKnapsack (NOI18_knapsack)C++17
73 / 100
1091 ms35396 KiB
#include<bits/stdc++.h> #define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL); #define int long long #define rep(i,x,n) for(int i=x;i<n;i++) #define FOR(i,n) rep(i,0,n) using namespace std; int s,n,v[100001],w[100001],k[100001],dp[100001][2001]; int solve(int inx=0,int curr=0) { if(dp[inx][curr]) return dp[inx][curr]; if(inx==n) return 0; FOR(i,k[inx]+1) { if(curr+i*w[inx]<=s) dp[inx][curr]=max(dp[inx][curr],solve(inx+1,curr+i*w[inx])+i*v[inx]); else break; } return dp[inx][curr]; } signed main() { cin>>s>>n; FOR(i,n) { cin>>v[i]>>w[i]>>k[i]; k[i]=min(k[i],s/w[i]); } cout<<solve(); }
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