Submission #1191180

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191180		Unforgettablepl	Tricks of the Trade (CEOI23_trade)	C++20	25 / 100	997 ms	2162688 KiB

trade

#include <bits/stdc++.h>
using namespace std;

#define int long long


int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int N,K;
    cin >> N >> K;
    vector<int> c(N+1),s(N+1);
    for(int i=1;i<=N;i++)cin>>c[i];
    for(int i=1;i<=N;i++)cin>>s[i];
    vector DP(N+1,vector<int>(K+1));
    for(int i=1;i<=K;i++)DP[0][i]=-1e15;
    int ans = -1e15;
    for(int i=1;i<=N;i++){
        for(int j=1;j<=K;j++){
            DP[i][j]=max(DP[i-1][j]-c[i],DP[i-1][j-1]-c[i]+s[i]);
        }
        ans = max(ans,DP[i][K]);
    }
    cout << ans << '\n';
    for(int i=1;i<=N;i++)cout<<0;
    cout << '\n';
}

• Subtask 0: 0 / 0
• Subtask 1: 5 / 10
• Subtask 2: 5 / 10
• Subtask 3: 5 / 10
• Subtask 4: 10 / 25
• Subtask 5: 0 / 45