Submission #1086926

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1086926	2024-09-11 18:50:27	vjudge1	Uplifting Excursion (BOI22_vault)	C++17	45 / 100	5041 ms	4440 KiB

vault

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#include<bits/stdc++.h>
using namespace std;
#define ll long long
int const M = 350;
int const MM = M*M;
int const off = 340;
int const off2 = off*off;
ll A[2*M];
ll dp[2][2*MM];
int m; ll l;
int main() {
    cin >> m >> l;
    for (int i = -m; i <= m; ++i) cin >> A[i+off];
    ll zz = -l;
    for (int i = -m; i <= m; ++i) {
        zz += A[i+off] * i;
    }
    if (zz < 0) {
        l = -l;
        for (int i = -m; i < 0; ++i) {
            int j = -i;
            int idx = i+off, idx2 = j+off;
            swap(A[idx], A[idx2]);
        }
    }
    ll itm = 0;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 15
• Subtask 3-1: 10 / 10
• Subtask 3-2: 10 / 10
• Subtask 4-1: 10 / 10
• Subtask 4-2: 10 / 10
• Subtask 5-1: 0 / 10
• Subtask 5-2: 0 / 10
• Subtask 6-1: 0 / 10
• Subtask 6-2: 0 / 10