Submission #45776

#	Time	Username	Problem	Language	Result	Execution time	Memory
45776		daniel_02	Bali Sculptures (APIO15_sculpture)	C++17	9 / 100	1086 ms	644 KiB

sculpture

#include <bits/stdc++.h>

#define ll long long

using namespace std;

const int N = 2e3 + 7;
const ll inf = 1e18 + 7;

ll a[N], pr[N], ans = inf;
int n, x, y;

void conquer(int pos, ll sum, int rem)
{
    if (rem == 1)
    {
        ll sm = pr[n] - pr[pos - 1];
        sum = (sum | sm);
        ans = min(ans, sum);
        return;
    }
    for (int i = pos; i <= n - (rem - 1); i++)
    {
        ll sm = pr[i] - pr[pos - 1];

        conquer(i + 1, (sum | sm), rem - 1);
    }
}

main()
{

    scanf("%d%d%d", &n, &x, &y);

    if (n > 46)
    {
        assert(0);
    }

    for (int i = 1; i <= n; i++)
    {
        scanf("%d", &a[i]);
        pr[i] = pr[i - 1] + a[i];
    }

    for (int i = x; i <= y; i++)
    {
        conquer(1, 0, i);
    }

    cout << ans << endl;
}

Compilation message (stderr)

sculpture.cpp:30:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main()
      ^
sculpture.cpp: In function 'int main()':
sculpture.cpp:42:26: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
         scanf("%d", &a[i]);
                     ~~~~~^
sculpture.cpp:33:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d", &n, &x, &y);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:42:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a[i]);
         ~~~~~^~~~~~~~~~~~~

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