Submission #45759

#	Time	Username	Problem	Language	Result	Execution time	Memory
45759		antimirage	Bali Sculptures (APIO15_sculpture)	C++17	9 / 100	1115 ms	262144 KiB

sculpture

#include <bits/stdc++.h>

#define fr first
#define sc second
#define mk make_pair
#define pb push_back
#define OK puts("OK");
#define sz(s) (int)s.size()
#define all(s) s.begin(), s.end()
#define int long long

using namespace std;

const int N = 2005, inf = 1e18;

int n, a, b, ar[N], pref[N], ans = 1e18;

vector <int> dp[N][N];

main()
{
    cin >> n >> a >> b;
    for (int i = 1; i <= n; i++)
        scanf("%lld", &ar[i]), pref[i] = ar[i] + pref[i - 1];

    dp[0][0].push_back( 0 );

    for (int i = 1; i <= n; i++)
    {
        for (int j = 1; j <= n; j++)
        {
            for (int k = 1; k <= j; k++)
            {
                for (auto it : dp[i - 1][k - 1])
                    dp[i][j].push_back( it | (pref[j] - pref[k - 1]) );
            }
        }
    }
    for (int i = a; i <= b; i++)
    {
        sort(all(dp[i][n]));
        ans = min(ans, dp[i][n][0]);
    }
    cout << ans << endl;
}

Compilation message (stderr)

sculpture.cpp:20:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main()
      ^
sculpture.cpp: In function 'int main()':
sculpture.cpp:24:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &ar[i]), pref[i] = ar[i] + pref[i - 1];
         ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29