Submission #288863

#	Time	Username	Problem	Language	Result	Execution time	Memory
288863		BeanZ	Boxes with souvenirs (IOI15_boxes)	C++14	20 / 100	1 ms	384 KiB

boxes

#include <bits/stdc++.h>
#include "boxes.h"

using namespace std;

#define ll long long
#define endl '\n'
const int N = 2e5 + 5;
ll dp[10000007];
ll delivery(int n, int k, int l, int position[]){
        for (int i = 1; i <= n; i++){
                dp[i] = 1e18;
                ll lo = 1, hi = k;
                while (lo <= hi){
                        ll mid = (lo + hi) >> 1;
                        ll cost = 1e18;
                        cost = min(cost, 1ll * position[i - 1] * 2);
                        cost = min(cost, (1ll * l - position[max(i - mid, 0ll)]) * 2);
                        cost = min(cost, 1ll * l);
                        if (cost < l) lo = mid + 1;
                        else hi = mid - 1;
                }
                ll cost = 1e18;
                cost = min(cost, 1ll * position[i - 1] * 2);
                cost = min(cost, (1ll * l - position[max(i - hi, 0ll)]) * 2);
                cost = min(cost, 1ll * l);
                dp[i] = min(dp[i], dp[max(0ll, i - hi)] + cost);
                cost = 1e18;
                cost = min(cost, 1ll * position[i - 1] * 2);
                cost = min(cost, (1ll * l - position[max(i - k, 0)]) * 2);
                cost = min(cost, 1ll * l);
                dp[i] = min(dp[i], dp[max(0, i - k)] + cost);
        }
        return dp[n];
}
/*
int main(){
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        if (fopen("VietCT.INP", "r")){
                freopen("VietCT.INP", "r", stdin);
                freopen("VietCT.OUT", "w", stdout);
        }
}
/*
*/

Compilation message (stderr)

boxes.cpp:45:1: warning: "/*" within comment [-Wcomment]
   45 | /*
      |

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30