Submission #1144009

#	Time	Username	Problem	Language	Result	Execution time	Memory
1144009		alir3za_zar3	Bali Sculptures (APIO15_sculpture)	C++20	50 / 100	94 ms	472 KiB

sculpture

// Alir3za.Zar3 -> Shiraz , Iran
#include <bits/stdc++.h>
using namespace std;
#define     int     long long

const int N = 2e3+7 , Lg = 48 , Inf = 2e18;
int n,A,B , v[N],q[N] , out;

void iN ()
{
    cin >> n >> A >> B;
    for (int i=1; i<=n; i++)
        cin >> v[i];
    for (int i=1; i<=n; i++)
        v[i] += v[i-1];
}

bool Light_oK (int noT)
{
    fill_n(q , n+1 , Inf);
    q[0] = 0;
    for (int i=1; i<=n; i++)
        for (int j=0; j<i; j++)
            if (!( (v[i]-v[j])&noT ))
                q[i] = min(q[i] , q[j]+1);
    return q[n] <= B;
}

void Light ()
{
    int noT = 0;
    for (int bit=Lg; bit>=0; bit--)
    {
        noT ^= 1ll<<bit;
        if (!Light_oK(noT))
            noT ^= 1ll<<bit,
            out ^= 1ll<<bit;
    }
}

void Heavy ()
{

}

void ouT ()
{
    cout << out << '\n';
}

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);     cout.tie(0);

    iN();

    if (A==1)   Light();
    else        Heavy();

    ouT();
}

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