Submission #999371

#	Time	Username	Problem	Language	Result	Execution time	Memory
999371		I_FloPPed21	Bali Sculptures (APIO15_sculpture)	C++14	37 / 100	10 ms	4696 KiB

sculpture

#include <iostream>

using namespace std;

int n, a, b;
long long v[300005];

long long dp[2005][2005];
void solve2()
{
    long long val = 0;

    long long tot = 0 ;
    for ( long long i = 31; i >= 0 ; i -- )
    {
        tot += ( 1 << i ) ;
    }
    for ( long long i = 31; i >= 0 ; i -- )
    {
        tot -= ( 1 << i );
        for ( int j = 0; j <= n ; j ++ )
        {
            for (int k = 0; k <= n ; k ++ )
                dp[j][k] = false ;
        }
        dp[0][0] = true ;
        for ( int j = 1; j <= n; j ++ )
        {
            long long sum = 0 ;
            for ( int k = j ; k >= 1; k -- )
            {
                sum += v[k];

                long long cot = ( sum & tot ) ;
                long long vot = sum - cot ;
                if ( (val | vot) == val  )
                {
                    // cout << j << " " << k << '\n';
                    for ( int t = 0; t <= b; t ++ )
                    {
                        if( dp[k-1][t] == true )
                            dp[j][t+1] = true ;
                    }
                }
            }
        }

        bool yes = false;
        for ( int d = a ; d <= b ; d ++  )
        {
            if ( dp[n][d] == true )
            {
                yes = true ;

            }
        }
        // cout << "YES" << '\n';
        if( yes == false )
            val |= ( 1 << i);
    }
    cout << val << '\n';
}
int main()
{
    cin>> n >> a >> b;
    for( int i = 1; i <= n ; i ++ )
    {
        cin >> v[i];
    }
    solve2();
    return 0;
}

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