Submission #905601

#	Time	Username	Problem	Language	Result	Execution time	Memory
905601		Sir_Ahmed_Imran	Bali Sculptures (APIO15_sculpture)	C++17	71 / 100	72 ms	860 KiB

sculpture

                              ///~~~LOTA~~~///
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
#define ff first
#define ss second
#define ll long long 
#define append push_back
#define pii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define MAXN 101
int n,p,q;
ll a[MAXN];
ll pwr[42];
unordered_map<int,int> dp[MAXN];
bool check(ll x){
    ll o;
    for(int i=0;i<=n;i++)
        dp[i].clear();
    dp[0][0]=1;
    for(int i=1;i<=n;i++){
        o=0;
        for(int j=i;j<=n;j++){
            o+=a[j];
            for(int k=0;k<42;k++){
                if((x&pwr[k])==0 
                && (o&pwr[k])!=0) break;
                if(k>40)
                    for(auto& l:dp[i-1])
                        dp[j][l.ff+1]=1;
            }
        }
    }
    for(int i=p;i<=q;i++)
        if(dp[n][i]==1)
            return 1;
    return 0;
}
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    cin>>n>>p>>q;
    for(int i=1;i<=n;i++)
        cin>>a[i];
    for(int i=pwr[0]=1;i<42;i++)
        pwr[i]=pwr[i-1]*2;
    ll o=pwr[41]-1;
    for(int i=40;i>=0;i--)
        if(check(o-pwr[i]))
            o-=pwr[i];
    cout<<o;
}

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